Home / 13,053,216.46-18,012,382.65-7,546,944.61

Finding the Fourth Proportional to 13,053,216.46, 18,012,382.65 and 7,546,944.61

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Solution

The fourth proportional to 13,053,216.46, 18,012,382.65 and 7,546,944.61 is: 10,414,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,216.46 : 18,012,382.65 = 7,546,944.61 : x
  2. Step 2: Convert to fraction form
    13,053,216.46/18,012,382.65 = 7,546,944.61/x
  3. Step 3: Cross multiply
    13,053,216.46x = 18,012,382.65 × 7,546,944.61
  4. Step 4: Simplify right side
    13,053,216.46x = 135,938,454,153,675.02
  5. Step 5: Solve for x
    x = 135,938,454,153,675.02/13,053,216.46
  6. Step 6: Final answer
    x = 10,414,172.98

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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.