Home / 57,226,764.80-85,840,147.20-54,994,712.60

Finding the Fourth Proportional to 57,226,764.80, 85,840,147.20 and 54,994,712.60

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Solution

The fourth proportional to 57,226,764.80, 85,840,147.20 and 54,994,712.60 is: 82,492,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,226,764.80 : 85,840,147.20 = 54,994,712.60 : x
  2. Step 2: Convert to fraction form
    57,226,764.80/85,840,147.20 = 54,994,712.60/x
  3. Step 3: Cross multiply
    57,226,764.80x = 85,840,147.20 × 54,994,712.60
  4. Step 4: Simplify right side
    57,226,764.80x = 4,720,754,224,805,695
  5. Step 5: Solve for x
    x = 4,720,754,224,805,695/57,226,764.80
  6. Step 6: Final answer
    x = 82,492,068.90

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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.