Home / 7,406,446.90-11,088,019.05-5,280,682.90

Finding the Fourth Proportional to 7,406,446.90, 11,088,019.05 and 5,280,682.90

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Solution

The fourth proportional to 7,406,446.90, 11,088,019.05 and 5,280,682.90 is: 7,905,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,446.90 : 11,088,019.05 = 5,280,682.90 : x
  2. Step 2: Convert to fraction form
    7,406,446.90/11,088,019.05 = 5,280,682.90/x
  3. Step 3: Cross multiply
    7,406,446.90x = 11,088,019.05 × 5,280,682.90
  4. Step 4: Simplify right side
    7,406,446.90x = 58,552,312,592,209.25
  5. Step 5: Solve for x
    x = 58,552,312,592,209.25/7,406,446.90
  6. Step 6: Final answer
    x = 7,905,587.31

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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.