Home / 52,151,807.80-78,227,711.70-38,546,918.20

Finding the Fourth Proportional to 52,151,807.80, 78,227,711.70 and 38,546,918.20

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Solution

The fourth proportional to 52,151,807.80, 78,227,711.70 and 38,546,918.20 is: 57,820,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,807.80 : 78,227,711.70 = 38,546,918.20 : x
  2. Step 2: Convert to fraction form
    52,151,807.80/78,227,711.70 = 38,546,918.20/x
  3. Step 3: Cross multiply
    52,151,807.80x = 78,227,711.70 × 38,546,918.20
  4. Step 4: Simplify right side
    52,151,807.80x = 3,015,437,203,873,083.50
  5. Step 5: Solve for x
    x = 3,015,437,203,873,083.50/52,151,807.80
  6. Step 6: Final answer
    x = 57,820,377.30

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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.