Home / 87,149,693.80-130,710,543.90-26,551,325.80

Finding the Fourth Proportional to 87,149,693.80, 130,710,543.90 and 26,551,325.80

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Solution

The fourth proportional to 87,149,693.80, 130,710,543.90 and 26,551,325.80 is: 39,822,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,149,693.80 : 130,710,543.90 = 26,551,325.80 : x
  2. Step 2: Convert to fraction form
    87,149,693.80/130,710,543.90 = 26,551,325.80/x
  3. Step 3: Cross multiply
    87,149,693.80x = 130,710,543.90 × 26,551,325.80
  4. Step 4: Simplify right side
    87,149,693.80x = 3,470,538,236,584,103
  5. Step 5: Solve for x
    x = 3,470,538,236,584,103/87,149,693.80
  6. Step 6: Final answer
    x = 39,822,724.39

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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.