Home / 87,160,002.80-130,726,007.40-26,561,634.80

Finding the Fourth Proportional to 87,160,002.80, 130,726,007.40 and 26,561,634.80

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Solution

The fourth proportional to 87,160,002.80, 130,726,007.40 and 26,561,634.80 is: 39,838,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,160,002.80 : 130,726,007.40 = 26,561,634.80 : x
  2. Step 2: Convert to fraction form
    87,160,002.80/130,726,007.40 = 26,561,634.80/x
  3. Step 3: Cross multiply
    87,160,002.80x = 130,726,007.40 × 26,561,634.80
  4. Step 4: Simplify right side
    87,160,002.80x = 3,472,296,467,420,898
  5. Step 5: Solve for x
    x = 3,472,296,467,420,898/87,160,002.80
  6. Step 6: Final answer
    x = 39,838,186.74

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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.