Home / 67,607,179.20-101,410,768.80-19,738,123.20

Finding the Fourth Proportional to 67,607,179.20, 101,410,768.80 and 19,738,123.20

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Solution

The fourth proportional to 67,607,179.20, 101,410,768.80 and 19,738,123.20 is: 29,607,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,607,179.20 : 101,410,768.80 = 19,738,123.20 : x
  2. Step 2: Convert to fraction form
    67,607,179.20/101,410,768.80 = 19,738,123.20/x
  3. Step 3: Cross multiply
    67,607,179.20x = 101,410,768.80 × 19,738,123.20
  4. Step 4: Simplify right side
    67,607,179.20x = 2,001,658,248,381,116
  5. Step 5: Solve for x
    x = 2,001,658,248,381,116/67,607,179.20
  6. Step 6: Final answer
    x = 29,607,184.80

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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.