Home / 22,542,281.42-31,105,723.93-12,619,707.46

Finding the Fourth Proportional to 22,542,281.42, 31,105,723.93 and 12,619,707.46

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Solution

The fourth proportional to 22,542,281.42, 31,105,723.93 and 12,619,707.46 is: 17,413,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542,281.42 : 31,105,723.93 = 12,619,707.46 : x
  2. Step 2: Convert to fraction form
    22,542,281.42/31,105,723.93 = 12,619,707.46/x
  3. Step 3: Cross multiply
    22,542,281.42x = 31,105,723.93 × 12,619,707.46
  4. Step 4: Simplify right side
    22,542,281.42x = 392,545,136,328,121.56
  5. Step 5: Solve for x
    x = 392,545,136,328,121.56/22,542,281.42
  6. Step 6: Final answer
    x = 17,413,727.08

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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.