Home / 23,019,538.92-31,766,966.84-12,706,264.16

Finding the Fourth Proportional to 23,019,538.92, 31,766,966.84 and 12,706,264.16

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Solution

The fourth proportional to 23,019,538.92, 31,766,966.84 and 12,706,264.16 is: 17,534,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019,538.92 : 31,766,966.84 = 12,706,264.16 : x
  2. Step 2: Convert to fraction form
    23,019,538.92/31,766,966.84 = 12,706,264.16/x
  3. Step 3: Cross multiply
    23,019,538.92x = 31,766,966.84 × 12,706,264.16
  4. Step 4: Simplify right side
    23,019,538.92x = 403,639,472,231,000.44
  5. Step 5: Solve for x
    x = 403,639,472,231,000.44/23,019,538.92
  6. Step 6: Final answer
    x = 17,534,646.27

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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.