Home / 10,126,808.60-15,188,575.62-3,740,068.76

Finding the Fourth Proportional to 10,126,808.60, 15,188,575.62 and 3,740,068.76

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Solution

The fourth proportional to 10,126,808.60, 15,188,575.62 and 3,740,068.76 is: 5,609,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,808.60 : 15,188,575.62 = 3,740,068.76 : x
  2. Step 2: Convert to fraction form
    10,126,808.60/15,188,575.62 = 3,740,068.76/x
  3. Step 3: Cross multiply
    10,126,808.60x = 15,188,575.62 × 3,740,068.76
  4. Step 4: Simplify right side
    10,126,808.60x = 56,806,317,185,259.62
  5. Step 5: Solve for x
    x = 56,806,317,185,259.62/10,126,808.60
  6. Step 6: Final answer
    x = 5,609,498.45

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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.