Home / 10,657,792.08-15,980,568.68-4,173,275.15

Finding the Fourth Proportional to 10,657,792.08, 15,980,568.68 and 4,173,275.15

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Solution

The fourth proportional to 10,657,792.08, 15,980,568.68 and 4,173,275.15 is: 6,257,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,792.08 : 15,980,568.68 = 4,173,275.15 : x
  2. Step 2: Convert to fraction form
    10,657,792.08/15,980,568.68 = 4,173,275.15/x
  3. Step 3: Cross multiply
    10,657,792.08x = 15,980,568.68 × 4,173,275.15
  4. Step 4: Simplify right side
    10,657,792.08x = 66,691,310,145,569.78
  5. Step 5: Solve for x
    x = 66,691,310,145,569.78/10,657,792.08
  6. Step 6: Final answer
    x = 6,257,516.53

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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.