Home / 57,467,412.96-79,306,711.20-31,363,605.06

Finding the Fourth Proportional to 57,467,412.96, 79,306,711.20 and 31,363,605.06

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Solution

The fourth proportional to 57,467,412.96, 79,306,711.20 and 31,363,605.06 is: 43,282,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,467,412.96 : 79,306,711.20 = 31,363,605.06 : x
  2. Step 2: Convert to fraction form
    57,467,412.96/79,306,711.20 = 31,363,605.06/x
  3. Step 3: Cross multiply
    57,467,412.96x = 79,306,711.20 × 31,363,605.06
  4. Step 4: Simplify right side
    57,467,412.96x = 2,487,344,368,684,278.50
  5. Step 5: Solve for x
    x = 2,487,344,368,684,278.50/57,467,412.96
  6. Step 6: Final answer
    x = 43,282,692.58

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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.