Home / 10,304,906.70-15,457,360.05-5,203,073.10

Finding the Fourth Proportional to 10,304,906.70, 15,457,360.05 and 5,203,073.10

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Solution

The fourth proportional to 10,304,906.70, 15,457,360.05 and 5,203,073.10 is: 7,804,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304,906.70 : 15,457,360.05 = 5,203,073.10 : x
  2. Step 2: Convert to fraction form
    10,304,906.70/15,457,360.05 = 5,203,073.10/x
  3. Step 3: Cross multiply
    10,304,906.70x = 15,457,360.05 × 5,203,073.10
  4. Step 4: Simplify right side
    10,304,906.70x = 80,425,774,273,169.66
  5. Step 5: Solve for x
    x = 80,425,774,273,169.66/10,304,906.70
  6. Step 6: Final answer
    x = 7,804,609.65

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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.