Home / 12,482,022.70-18,723,034.05-10,214,541.10

Finding the Fourth Proportional to 12,482,022.70, 18,723,034.05 and 10,214,541.10

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Solution

The fourth proportional to 12,482,022.70, 18,723,034.05 and 10,214,541.10 is: 15,321,811.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,022.70 : 18,723,034.05 = 10,214,541.10 : x
  2. Step 2: Convert to fraction form
    12,482,022.70/18,723,034.05 = 10,214,541.10/x
  3. Step 3: Cross multiply
    12,482,022.70x = 18,723,034.05 × 10,214,541.10
  4. Step 4: Simplify right side
    12,482,022.70x = 191,247,200,820,424.47
  5. Step 5: Solve for x
    x = 191,247,200,820,424.47/12,482,022.70
  6. Step 6: Final answer
    x = 15,321,811.65

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Double scale
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Similar ratio
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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.