Home / 22,542,280.80-31,105,723.07-12,619,706.83

Finding the Fourth Proportional to 22,542,280.80, 31,105,723.07 and 12,619,706.83

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Solution

The fourth proportional to 22,542,280.80, 31,105,723.07 and 12,619,706.83 is: 17,413,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542,280.80 : 31,105,723.07 = 12,619,706.83 : x
  2. Step 2: Convert to fraction form
    22,542,280.80/31,105,723.07 = 12,619,706.83/x
  3. Step 3: Cross multiply
    22,542,280.80x = 31,105,723.07 × 12,619,706.83
  4. Step 4: Simplify right side
    22,542,280.80x = 392,545,105,878,567.56
  5. Step 5: Solve for x
    x = 392,545,105,878,567.56/22,542,280.80
  6. Step 6: Final answer
    x = 17,413,726.20

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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.