Home / 60,726,764.70-91,090,147.05-54,869,103.90

Finding the Fourth Proportional to 60,726,764.70, 91,090,147.05 and 54,869,103.90

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Solution

The fourth proportional to 60,726,764.70, 91,090,147.05 and 54,869,103.90 is: 82,303,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,726,764.70 : 91,090,147.05 = 54,869,103.90 : x
  2. Step 2: Convert to fraction form
    60,726,764.70/91,090,147.05 = 54,869,103.90/x
  3. Step 3: Cross multiply
    60,726,764.70x = 91,090,147.05 × 54,869,103.90
  4. Step 4: Simplify right side
    60,726,764.70x = 4,998,034,742,752,728
  5. Step 5: Solve for x
    x = 4,998,034,742,752,728/60,726,764.70
  6. Step 6: Final answer
    x = 82,303,655.85

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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.