Home / 13,840,230.70-20,760,346.05-12,832,461.10

Finding the Fourth Proportional to 13,840,230.70, 20,760,346.05 and 12,832,461.10

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Solution

The fourth proportional to 13,840,230.70, 20,760,346.05 and 12,832,461.10 is: 19,248,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,230.70 : 20,760,346.05 = 12,832,461.10 : x
  2. Step 2: Convert to fraction form
    13,840,230.70/20,760,346.05 = 12,832,461.10/x
  3. Step 3: Cross multiply
    13,840,230.70x = 20,760,346.05 × 12,832,461.10
  4. Step 4: Simplify right side
    13,840,230.70x = 266,406,333,109,163.66
  5. Step 5: Solve for x
    x = 266,406,333,109,163.66/13,840,230.70
  6. Step 6: Final answer
    x = 19,248,691.65

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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.