Home / 10,982,135.47-15,161,382.82-7,502,705.95

Finding the Fourth Proportional to 10,982,135.47, 15,161,382.82 and 7,502,705.95

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Solution

The fourth proportional to 10,982,135.47, 15,161,382.82 and 7,502,705.95 is: 10,357,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982,135.47 : 15,161,382.82 = 7,502,705.95 : x
  2. Step 2: Convert to fraction form
    10,982,135.47/15,161,382.82 = 7,502,705.95/x
  3. Step 3: Cross multiply
    10,982,135.47x = 15,161,382.82 × 7,502,705.95
  4. Step 4: Simplify right side
    10,982,135.47x = 113,751,397,051,541.58
  5. Step 5: Solve for x
    x = 113,751,397,051,541.58/10,982,135.47
  6. Step 6: Final answer
    x = 10,357,857.76

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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.