Home / 81,393,695.69-112,323,274.28-44,726,628.65

Finding the Fourth Proportional to 81,393,695.69, 112,323,274.28 and 44,726,628.65

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Solution

The fourth proportional to 81,393,695.69, 112,323,274.28 and 44,726,628.65 is: 61,722,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,695.69 : 112,323,274.28 = 44,726,628.65 : x
  2. Step 2: Convert to fraction form
    81,393,695.69/112,323,274.28 = 44,726,628.65/x
  3. Step 3: Cross multiply
    81,393,695.69x = 112,323,274.28 × 44,726,628.65
  4. Step 4: Simplify right side
    81,393,695.69x = 5,023,841,377,473,656
  5. Step 5: Solve for x
    x = 5,023,841,377,473,656/81,393,695.69
  6. Step 6: Final answer
    x = 61,722,733.37

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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.