Home / 22,995,781.38-31,736,086.14-13,208,114.40

Finding the Fourth Proportional to 22,995,781.38, 31,736,086.14 and 13,208,114.40

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Solution

The fourth proportional to 22,995,781.38, 31,736,086.14 and 13,208,114.40 is: 18,228,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995,781.38 : 31,736,086.14 = 13,208,114.40 : x
  2. Step 2: Convert to fraction form
    22,995,781.38/31,736,086.14 = 13,208,114.40/x
  3. Step 3: Cross multiply
    22,995,781.38x = 31,736,086.14 × 13,208,114.40
  4. Step 4: Simplify right side
    22,995,781.38x = 419,173,856,345,374.44
  5. Step 5: Solve for x
    x = 419,173,856,345,374.44/22,995,781.38
  6. Step 6: Final answer
    x = 18,228,293.68

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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.