Home / 9,976,160.88-13,767,165-5,392,471.32

Finding the Fourth Proportional to 9,976,160.88, 13,767,165 and 5,392,471.32

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Solution

The fourth proportional to 9,976,160.88, 13,767,165 and 5,392,471.32 is: 7,441,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,160.88 : 13,767,165 = 5,392,471.32 : x
  2. Step 2: Convert to fraction form
    9,976,160.88/13,767,165 = 5,392,471.32/x
  3. Step 3: Cross multiply
    9,976,160.88x = 13,767,165 × 5,392,471.32
  4. Step 4: Simplify right side
    9,976,160.88x = 74,239,042,420,207.80
  5. Step 5: Solve for x
    x = 74,239,042,420,207.80/9,976,160.88
  6. Step 6: Final answer
    x = 7,441,644.47

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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.