Home / 11,646,040.70-17,469,061.05-7,405,010.30

Finding the Fourth Proportional to 11,646,040.70, 17,469,061.05 and 7,405,010.30

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Solution

The fourth proportional to 11,646,040.70, 17,469,061.05 and 7,405,010.30 is: 11,107,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646,040.70 : 17,469,061.05 = 7,405,010.30 : x
  2. Step 2: Convert to fraction form
    11,646,040.70/17,469,061.05 = 7,405,010.30/x
  3. Step 3: Cross multiply
    11,646,040.70x = 17,469,061.05 × 7,405,010.30
  4. Step 4: Simplify right side
    11,646,040.70x = 129,358,577,006,578.81
  5. Step 5: Solve for x
    x = 129,358,577,006,578.81/11,646,040.70
  6. Step 6: Final answer
    x = 11,107,515.45

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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.