Home / 22,718,223.92-31,351,188.58-12,404,727.20

Finding the Fourth Proportional to 22,718,223.92, 31,351,188.58 and 12,404,727.20

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Solution

The fourth proportional to 22,718,223.92, 31,351,188.58 and 12,404,727.20 is: 17,118,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718,223.92 : 31,351,188.58 = 12,404,727.20 : x
  2. Step 2: Convert to fraction form
    22,718,223.92/31,351,188.58 = 12,404,727.20/x
  3. Step 3: Cross multiply
    22,718,223.92x = 31,351,188.58 × 12,404,727.20
  4. Step 4: Simplify right side
    22,718,223.92x = 388,902,941,730,655.31
  5. Step 5: Solve for x
    x = 388,902,941,730,655.31/22,718,223.92
  6. Step 6: Final answer
    x = 17,118,545.14

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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.