Home / 15,792,013.92-21,793,129.43-9,265,754.40

Finding the Fourth Proportional to 15,792,013.92, 21,793,129.43 and 9,265,754.40

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Solution

The fourth proportional to 15,792,013.92, 21,793,129.43 and 9,265,754.40 is: 12,786,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,013.92 : 21,793,129.43 = 9,265,754.40 : x
  2. Step 2: Convert to fraction form
    15,792,013.92/21,793,129.43 = 9,265,754.40/x
  3. Step 3: Cross multiply
    15,792,013.92x = 21,793,129.43 × 9,265,754.40
  4. Step 4: Simplify right side
    15,792,013.92x = 201,929,784,859,463.25
  5. Step 5: Solve for x
    x = 201,929,784,859,463.25/15,792,013.92
  6. Step 6: Final answer
    x = 12,786,829.21

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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.