Home / 8,545,432.38-12,811,701.70-2,784,726.07

Finding the Fourth Proportional to 8,545,432.38, 12,811,701.70 and 2,784,726.07

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Solution

The fourth proportional to 8,545,432.38, 12,811,701.70 and 2,784,726.07 is: 4,174,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,432.38 : 12,811,701.70 = 2,784,726.07 : x
  2. Step 2: Convert to fraction form
    8,545,432.38/12,811,701.70 = 2,784,726.07/x
  3. Step 3: Cross multiply
    8,545,432.38x = 12,811,701.70 × 2,784,726.07
  4. Step 4: Simplify right side
    8,545,432.38x = 35,677,079,696,504.97
  5. Step 5: Solve for x
    x = 35,677,079,696,504.97/8,545,432.38
  6. Step 6: Final answer
    x = 4,174,988.24

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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.