Home / 10,902,337.60-16,353,506.40-7,501,115.20

Finding the Fourth Proportional to 10,902,337.60, 16,353,506.40 and 7,501,115.20

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Solution

The fourth proportional to 10,902,337.60, 16,353,506.40 and 7,501,115.20 is: 11,251,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,337.60 : 16,353,506.40 = 7,501,115.20 : x
  2. Step 2: Convert to fraction form
    10,902,337.60/16,353,506.40 = 7,501,115.20/x
  3. Step 3: Cross multiply
    10,902,337.60x = 16,353,506.40 × 7,501,115.20
  4. Step 4: Simplify right side
    10,902,337.60x = 122,669,535,430,337.28
  5. Step 5: Solve for x
    x = 122,669,535,430,337.28/10,902,337.60
  6. Step 6: Final answer
    x = 11,251,672.80

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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.