Home / 15,034,084.38-20,747,049.93-8,158,566.42

Finding the Fourth Proportional to 15,034,084.38, 20,747,049.93 and 8,158,566.42

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Solution

The fourth proportional to 15,034,084.38, 20,747,049.93 and 8,158,566.42 is: 11,258,828.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,084.38 : 20,747,049.93 = 8,158,566.42 : x
  2. Step 2: Convert to fraction form
    15,034,084.38/20,747,049.93 = 8,158,566.42/x
  3. Step 3: Cross multiply
    15,034,084.38x = 20,747,049.93 × 8,158,566.42
  4. Step 4: Simplify right side
    15,034,084.38x = 169,266,184,872,961.34
  5. Step 5: Solve for x
    x = 169,266,184,872,961.34/15,034,084.38
  6. Step 6: Final answer
    x = 11,258,828.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.