Home / 78,873,711.39-108,843,712.74-44,066,663.55

Finding the Fourth Proportional to 78,873,711.39, 108,843,712.74 and 44,066,663.55

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Solution

The fourth proportional to 78,873,711.39, 108,843,712.74 and 44,066,663.55 is: 60,810,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,873,711.39 : 108,843,712.74 = 44,066,663.55 : x
  2. Step 2: Convert to fraction form
    78,873,711.39/108,843,712.74 = 44,066,663.55/x
  3. Step 3: Cross multiply
    78,873,711.39x = 108,843,712.74 × 44,066,663.55
  4. Step 4: Simplify right side
    78,873,711.39x = 4,796,379,268,846,428
  5. Step 5: Solve for x
    x = 4,796,379,268,846,428/78,873,711.39
  6. Step 6: Final answer
    x = 60,810,873.28

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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.