Home / 31,439,599.68-43,386,203.20-17,688,531.04

Finding the Fourth Proportional to 31,439,599.68, 43,386,203.20 and 17,688,531.04

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Solution

The fourth proportional to 31,439,599.68, 43,386,203.20 and 17,688,531.04 is: 24,409,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,439,599.68 : 43,386,203.20 = 17,688,531.04 : x
  2. Step 2: Convert to fraction form
    31,439,599.68/43,386,203.20 = 17,688,531.04/x
  3. Step 3: Cross multiply
    31,439,599.68x = 43,386,203.20 × 17,688,531.04
  4. Step 4: Simplify right side
    31,439,599.68x = 767,438,202,010,947.38
  5. Step 5: Solve for x
    x = 767,438,202,010,947.38/31,439,599.68
  6. Step 6: Final answer
    x = 24,409,922.83

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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.