Home / 12,339,005.04-18,511,701.84-7,225,755.12

Finding the Fourth Proportional to 12,339,005.04, 18,511,701.84 and 7,225,755.12

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Solution

The fourth proportional to 12,339,005.04, 18,511,701.84 and 7,225,755.12 is: 10,840,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,339,005.04 : 18,511,701.84 = 7,225,755.12 : x
  2. Step 2: Convert to fraction form
    12,339,005.04/18,511,701.84 = 7,225,755.12/x
  3. Step 3: Cross multiply
    12,339,005.04x = 18,511,701.84 × 7,225,755.12
  4. Step 4: Simplify right side
    12,339,005.04x = 133,761,024,350,293.42
  5. Step 5: Solve for x
    x = 133,761,024,350,293.42/12,339,005.04
  6. Step 6: Final answer
    x = 10,840,503.26

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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.