Home / 30,249,520.30-45,374,280.45-11,082,214.90

Finding the Fourth Proportional to 30,249,520.30, 45,374,280.45 and 11,082,214.90

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Solution

The fourth proportional to 30,249,520.30, 45,374,280.45 and 11,082,214.90 is: 16,623,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,520.30 : 45,374,280.45 = 11,082,214.90 : x
  2. Step 2: Convert to fraction form
    30,249,520.30/45,374,280.45 = 11,082,214.90/x
  3. Step 3: Cross multiply
    30,249,520.30x = 45,374,280.45 × 11,082,214.90
  4. Step 4: Simplify right side
    30,249,520.30x = 502,847,526,879,768.75
  5. Step 5: Solve for x
    x = 502,847,526,879,768.75/30,249,520.30
  6. Step 6: Final answer
    x = 16,623,322.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.