Home / 15,428,808.56-23,139,671.24-9,198,674.04

Finding the Fourth Proportional to 15,428,808.56, 23,139,671.24 and 9,198,674.04

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Solution

The fourth proportional to 15,428,808.56, 23,139,671.24 and 9,198,674.04 is: 13,795,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428,808.56 : 23,139,671.24 = 9,198,674.04 : x
  2. Step 2: Convert to fraction form
    15,428,808.56/23,139,671.24 = 9,198,674.04/x
  3. Step 3: Cross multiply
    15,428,808.56x = 23,139,671.24 × 9,198,674.04
  4. Step 4: Simplify right side
    15,428,808.56x = 212,854,293,129,522.56
  5. Step 5: Solve for x
    x = 212,854,293,129,522.56/15,428,808.56
  6. Step 6: Final answer
    x = 13,795,899.55

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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.