Home / 10,192,000.90-15,288,001.35-4,126,720.90

Finding the Fourth Proportional to 10,192,000.90, 15,288,001.35 and 4,126,720.90

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Solution

The fourth proportional to 10,192,000.90, 15,288,001.35 and 4,126,720.90 is: 6,190,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192,000.90 : 15,288,001.35 = 4,126,720.90 : x
  2. Step 2: Convert to fraction form
    10,192,000.90/15,288,001.35 = 4,126,720.90/x
  3. Step 3: Cross multiply
    10,192,000.90x = 15,288,001.35 × 4,126,720.90
  4. Step 4: Simplify right side
    10,192,000.90x = 63,089,314,690,273.21
  5. Step 5: Solve for x
    x = 63,089,314,690,273.21/10,192,000.90
  6. Step 6: Final answer
    x = 6,190,081.35

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Similar ratio
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1.5x scale

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.