Home / 12,527,531.47-18,789,044.19-5,702,516.83

Finding the Fourth Proportional to 12,527,531.47, 18,789,044.19 and 5,702,516.83

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Solution

The fourth proportional to 12,527,531.47, 18,789,044.19 and 5,702,516.83 is: 8,552,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527,531.47 : 18,789,044.19 = 5,702,516.83 : x
  2. Step 2: Convert to fraction form
    12,527,531.47/18,789,044.19 = 5,702,516.83/x
  3. Step 3: Cross multiply
    12,527,531.47x = 18,789,044.19 × 5,702,516.83
  4. Step 4: Simplify right side
    12,527,531.47x = 107,144,840,713,088.73
  5. Step 5: Solve for x
    x = 107,144,840,713,088.73/12,527,531.47
  6. Step 6: Final answer
    x = 8,552,749.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.