Home / 57,990,631.34-80,024,919.01-31,883,595.86

Finding the Fourth Proportional to 57,990,631.34, 80,024,919.01 and 31,883,595.86

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Solution

The fourth proportional to 57,990,631.34, 80,024,919.01 and 31,883,595.86 is: 43,998,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,990,631.34 : 80,024,919.01 = 31,883,595.86 : x
  2. Step 2: Convert to fraction form
    57,990,631.34/80,024,919.01 = 31,883,595.86/x
  3. Step 3: Cross multiply
    57,990,631.34x = 80,024,919.01 × 31,883,595.86
  4. Step 4: Simplify right side
    57,990,631.34x = 2,551,482,175,964,237.50
  5. Step 5: Solve for x
    x = 2,551,482,175,964,237.50/57,990,631.34
  6. Step 6: Final answer
    x = 43,998,178.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.