Home / 13,366,613.32-18,445,432.45-7,254,910.60

Finding the Fourth Proportional to 13,366,613.32, 18,445,432.45 and 7,254,910.60

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Solution

The fourth proportional to 13,366,613.32, 18,445,432.45 and 7,254,910.60 is: 10,011,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,613.32 : 18,445,432.45 = 7,254,910.60 : x
  2. Step 2: Convert to fraction form
    13,366,613.32/18,445,432.45 = 7,254,910.60/x
  3. Step 3: Cross multiply
    13,366,613.32x = 18,445,432.45 × 7,254,910.60
  4. Step 4: Simplify right side
    13,366,613.32x = 133,819,963,292,724.53
  5. Step 5: Solve for x
    x = 133,819,963,292,724.53/13,366,613.32
  6. Step 6: Final answer
    x = 10,011,508.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.