Home / 81,743,712.19-112,805,501.38-44,573,901.24

Finding the Fourth Proportional to 81,743,712.19, 112,805,501.38 and 44,573,901.24

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Solution

The fourth proportional to 81,743,712.19, 112,805,501.38 and 44,573,901.24 is: 61,511,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,743,712.19 : 112,805,501.38 = 44,573,901.24 : x
  2. Step 2: Convert to fraction form
    81,743,712.19/112,805,501.38 = 44,573,901.24/x
  3. Step 3: Cross multiply
    81,743,712.19x = 112,805,501.38 × 44,573,901.24
  4. Step 4: Simplify right side
    81,743,712.19x = 5,028,181,277,840,804
  5. Step 5: Solve for x
    x = 5,028,181,277,840,804/81,743,712.19
  6. Step 6: Final answer
    x = 61,511,535.79

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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.