Home / 15,194,000.28-20,967,781.50-8,319,122.04

Finding the Fourth Proportional to 15,194,000.28, 20,967,781.50 and 8,319,122.04

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Solution

The fourth proportional to 15,194,000.28, 20,967,781.50 and 8,319,122.04 is: 11,480,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194,000.28 : 20,967,781.50 = 8,319,122.04 : x
  2. Step 2: Convert to fraction form
    15,194,000.28/20,967,781.50 = 8,319,122.04/x
  3. Step 3: Cross multiply
    15,194,000.28x = 20,967,781.50 × 8,319,122.04
  4. Step 4: Simplify right side
    15,194,000.28x = 174,433,533,206,554.25
  5. Step 5: Solve for x
    x = 174,433,533,206,554.25/15,194,000.28
  6. Step 6: Final answer
    x = 11,480,421.88

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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.