Home / 22,784,215.38-31,442,512.54-12,470,717.04

Finding the Fourth Proportional to 22,784,215.38, 31,442,512.54 and 12,470,717.04

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Solution

The fourth proportional to 22,784,215.38, 31,442,512.54 and 12,470,717.04 is: 17,209,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784,215.38 : 31,442,512.54 = 12,470,717.04 : x
  2. Step 2: Convert to fraction form
    22,784,215.38/31,442,512.54 = 12,470,717.04/x
  3. Step 3: Cross multiply
    22,784,215.38x = 31,442,512.54 × 12,470,717.04
  4. Step 4: Simplify right side
    22,784,215.38x = 392,110,676,912,991.62
  5. Step 5: Solve for x
    x = 392,110,676,912,991.62/22,784,215.38
  6. Step 6: Final answer
    x = 17,209,751.15

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1.5x scale

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.