Home / 52,003,437.60-78,005,156.40-25,129,581.60

Finding the Fourth Proportional to 52,003,437.60, 78,005,156.40 and 25,129,581.60

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Solution

The fourth proportional to 52,003,437.60, 78,005,156.40 and 25,129,581.60 is: 37,694,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,437.60 : 78,005,156.40 = 25,129,581.60 : x
  2. Step 2: Convert to fraction form
    52,003,437.60/78,005,156.40 = 25,129,581.60/x
  3. Step 3: Cross multiply
    52,003,437.60x = 78,005,156.40 × 25,129,581.60
  4. Step 4: Simplify right side
    52,003,437.60x = 1,960,236,942,974,562.50
  5. Step 5: Solve for x
    x = 1,960,236,942,974,562.50/52,003,437.60
  6. Step 6: Final answer
    x = 37,694,372.40

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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.