Home / 12,266,301.70-18,399,452.55-9,874,817.20

Finding the Fourth Proportional to 12,266,301.70, 18,399,452.55 and 9,874,817.20

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Solution

The fourth proportional to 12,266,301.70, 18,399,452.55 and 9,874,817.20 is: 14,812,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266,301.70 : 18,399,452.55 = 9,874,817.20 : x
  2. Step 2: Convert to fraction form
    12,266,301.70/18,399,452.55 = 9,874,817.20/x
  3. Step 3: Cross multiply
    12,266,301.70x = 18,399,452.55 × 9,874,817.20
  4. Step 4: Simplify right side
    12,266,301.70x = 181,691,230,511,323.84
  5. Step 5: Solve for x
    x = 181,691,230,511,323.84/12,266,301.70
  6. Step 6: Final answer
    x = 14,812,225.80

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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.