Home / 10,499,788.11-15,766,769.25-6,481,817.13

Finding the Fourth Proportional to 10,499,788.11, 15,766,769.25 and 6,481,817.13

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Solution

The fourth proportional to 10,499,788.11, 15,766,769.25 and 6,481,817.13 is: 9,733,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499,788.11 : 15,766,769.25 = 6,481,817.13 : x
  2. Step 2: Convert to fraction form
    10,499,788.11/15,766,769.25 = 6,481,817.13/x
  3. Step 3: Cross multiply
    10,499,788.11x = 15,766,769.25 × 6,481,817.13
  4. Step 4: Simplify right side
    10,499,788.11x = 102,197,315,009,407.25
  5. Step 5: Solve for x
    x = 102,197,315,009,407.25/10,499,788.11
  6. Step 6: Final answer
    x = 9,733,274.04

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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.