Home / 7,488,539.40-11,232,809.10-4,465,230.60

Finding the Fourth Proportional to 7,488,539.40, 11,232,809.10 and 4,465,230.60

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Solution

The fourth proportional to 7,488,539.40, 11,232,809.10 and 4,465,230.60 is: 6,697,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,539.40 : 11,232,809.10 = 4,465,230.60 : x
  2. Step 2: Convert to fraction form
    7,488,539.40/11,232,809.10 = 4,465,230.60/x
  3. Step 3: Cross multiply
    7,488,539.40x = 11,232,809.10 × 4,465,230.60
  4. Step 4: Simplify right side
    7,488,539.40x = 50,157,082,917,278.45
  5. Step 5: Solve for x
    x = 50,157,082,917,278.45/7,488,539.40
  6. Step 6: Final answer
    x = 6,697,845.90

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Double scale
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Similar ratio
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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.