Home / 12,474,972.98-18,712,448.53-4,695,340.73

Finding the Fourth Proportional to 12,474,972.98, 18,712,448.53 and 4,695,340.73

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Solution

The fourth proportional to 12,474,972.98, 18,712,448.53 and 4,695,340.73 is: 7,043,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,972.98 : 18,712,448.53 = 4,695,340.73 : x
  2. Step 2: Convert to fraction form
    12,474,972.98/18,712,448.53 = 4,695,340.73/x
  3. Step 3: Cross multiply
    12,474,972.98x = 18,712,448.53 × 4,695,340.73
  4. Step 4: Simplify right side
    12,474,972.98x = 87,861,321,740,937.64
  5. Step 5: Solve for x
    x = 87,861,321,740,937.64/12,474,972.98
  6. Step 6: Final answer
    x = 7,043,006.98

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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.