Home / 10,334,445.40-15,501,668.10-8,092,499.80

Finding the Fourth Proportional to 10,334,445.40, 15,501,668.10 and 8,092,499.80

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Solution

The fourth proportional to 10,334,445.40, 15,501,668.10 and 8,092,499.80 is: 12,138,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334,445.40 : 15,501,668.10 = 8,092,499.80 : x
  2. Step 2: Convert to fraction form
    10,334,445.40/15,501,668.10 = 8,092,499.80/x
  3. Step 3: Cross multiply
    10,334,445.40x = 15,501,668.10 × 8,092,499.80
  4. Step 4: Simplify right side
    10,334,445.40x = 125,447,245,998,916.38
  5. Step 5: Solve for x
    x = 125,447,245,998,916.38/10,334,445.40
  6. Step 6: Final answer
    x = 12,138,749.70

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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.