Home / 13,053,215.46-18,012,381.27-7,546,943.61

Finding the Fourth Proportional to 13,053,215.46, 18,012,381.27 and 7,546,943.61

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Solution

The fourth proportional to 13,053,215.46, 18,012,381.27 and 7,546,943.61 is: 10,414,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,215.46 : 18,012,381.27 = 7,546,943.61 : x
  2. Step 2: Convert to fraction form
    13,053,215.46/18,012,381.27 = 7,546,943.61/x
  3. Step 3: Cross multiply
    13,053,215.46x = 18,012,381.27 × 7,546,943.61
  4. Step 4: Simplify right side
    13,053,215.46x = 135,938,425,726,510.19
  5. Step 5: Solve for x
    x = 135,938,425,726,510.19/13,053,215.46
  6. Step 6: Final answer
    x = 10,414,171.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.