Home / 10,334,445.90-15,501,668.85-8,092,500.30

Finding the Fourth Proportional to 10,334,445.90, 15,501,668.85 and 8,092,500.30

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Solution

The fourth proportional to 10,334,445.90, 15,501,668.85 and 8,092,500.30 is: 12,138,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334,445.90 : 15,501,668.85 = 8,092,500.30 : x
  2. Step 2: Convert to fraction form
    10,334,445.90/15,501,668.85 = 8,092,500.30/x
  3. Step 3: Cross multiply
    10,334,445.90x = 15,501,668.85 × 8,092,500.30
  4. Step 4: Simplify right side
    10,334,445.90x = 125,447,259,819,125.66
  5. Step 5: Solve for x
    x = 125,447,259,819,125.66/10,334,445.90
  6. Step 6: Final answer
    x = 12,138,750.45

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Double scale
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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.