Home / 84,751,680.60-127,127,949.41-26,454,471.75

Finding the Fourth Proportional to 84,751,680.60, 127,127,949.41 and 26,454,471.75

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Solution

The fourth proportional to 84,751,680.60, 127,127,949.41 and 26,454,471.75 is: 39,681,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,751,680.60 : 127,127,949.41 = 26,454,471.75 : x
  2. Step 2: Convert to fraction form
    84,751,680.60/127,127,949.41 = 26,454,471.75/x
  3. Step 3: Cross multiply
    84,751,680.60x = 127,127,949.41 × 26,454,471.75
  4. Step 4: Simplify right side
    84,751,680.60x = 3,363,102,746,368,410
  5. Step 5: Solve for x
    x = 3,363,102,746,368,410/84,751,680.60
  6. Step 6: Final answer
    x = 39,681,841.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.