Home / 14,766,712.84-20,378,067.78-8,151,305.32

Finding the Fourth Proportional to 14,766,712.84, 20,378,067.78 and 8,151,305.32

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Solution

The fourth proportional to 14,766,712.84, 20,378,067.78 and 8,151,305.32 is: 11,248,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766,712.84 : 20,378,067.78 = 8,151,305.32 : x
  2. Step 2: Convert to fraction form
    14,766,712.84/20,378,067.78 = 8,151,305.32/x
  3. Step 3: Cross multiply
    14,766,712.84x = 20,378,067.78 × 8,151,305.32
  4. Step 4: Simplify right side
    14,766,712.84x = 166,107,852,306,434.59
  5. Step 5: Solve for x
    x = 166,107,852,306,434.59/14,766,712.84
  6. Step 6: Final answer
    x = 11,248,803.58

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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.