Home / 59,816,562.20-89,724,843.30-19,431,128.60

Finding the Fourth Proportional to 59,816,562.20, 89,724,843.30 and 19,431,128.60

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Solution

The fourth proportional to 59,816,562.20, 89,724,843.30 and 19,431,128.60 is: 29,146,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,816,562.20 : 89,724,843.30 = 19,431,128.60 : x
  2. Step 2: Convert to fraction form
    59,816,562.20/89,724,843.30 = 19,431,128.60/x
  3. Step 3: Cross multiply
    59,816,562.20x = 89,724,843.30 × 19,431,128.60
  4. Step 4: Simplify right side
    59,816,562.20x = 1,743,454,968,777,148.50
  5. Step 5: Solve for x
    x = 1,743,454,968,777,148.50/59,816,562.20
  6. Step 6: Final answer
    x = 29,146,692.90

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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.