Home / 57,309,474.20-85,964,211.30-39,169,621.40

Finding the Fourth Proportional to 57,309,474.20, 85,964,211.30 and 39,169,621.40

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Solution

The fourth proportional to 57,309,474.20, 85,964,211.30 and 39,169,621.40 is: 58,754,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,309,474.20 : 85,964,211.30 = 39,169,621.40 : x
  2. Step 2: Convert to fraction form
    57,309,474.20/85,964,211.30 = 39,169,621.40/x
  3. Step 3: Cross multiply
    57,309,474.20x = 85,964,211.30 × 39,169,621.40
  4. Step 4: Simplify right side
    57,309,474.20x = 3,367,185,610,570,601.50
  5. Step 5: Solve for x
    x = 3,367,185,610,570,601.50/57,309,474.20
  6. Step 6: Final answer
    x = 58,754,432.10

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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.