Home / 40,485,545.80-60,728,318.70-36,580,438.60

Finding the Fourth Proportional to 40,485,545.80, 60,728,318.70 and 36,580,438.60

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Solution

The fourth proportional to 40,485,545.80, 60,728,318.70 and 36,580,438.60 is: 54,870,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485,545.80 : 60,728,318.70 = 36,580,438.60 : x
  2. Step 2: Convert to fraction form
    40,485,545.80/60,728,318.70 = 36,580,438.60/x
  3. Step 3: Cross multiply
    40,485,545.80x = 60,728,318.70 × 36,580,438.60
  4. Step 4: Simplify right side
    40,485,545.80x = 2,221,468,533,486,582
  5. Step 5: Solve for x
    x = 2,221,468,533,486,582/40,485,545.80
  6. Step 6: Final answer
    x = 54,870,657.90

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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.