Home / 84,824,691.38-117,067,575-51,352,619.94

Finding the Fourth Proportional to 84,824,691.38, 117,067,575 and 51,352,619.94

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Solution

The fourth proportional to 84,824,691.38, 117,067,575 and 51,352,619.94 is: 70,872,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,824,691.38 : 117,067,575 = 51,352,619.94 : x
  2. Step 2: Convert to fraction form
    84,824,691.38/117,067,575 = 51,352,619.94/x
  3. Step 3: Cross multiply
    84,824,691.38x = 117,067,575 × 51,352,619.94
  4. Step 4: Simplify right side
    84,824,691.38x = 6,011,726,686,272,445
  5. Step 5: Solve for x
    x = 6,011,726,686,272,445/84,824,691.38
  6. Step 6: Final answer
    x = 70,872,367.33

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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.