Home / 34,653,932.64-47,807,415.12-20,895,253.20

Finding the Fourth Proportional to 34,653,932.64, 47,807,415.12 and 20,895,253.20

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Solution

The fourth proportional to 34,653,932.64, 47,807,415.12 and 20,895,253.20 is: 28,826,397.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653,932.64 : 47,807,415.12 = 20,895,253.20 : x
  2. Step 2: Convert to fraction form
    34,653,932.64/47,807,415.12 = 20,895,253.20/x
  3. Step 3: Cross multiply
    34,653,932.64x = 47,807,415.12 × 20,895,253.20
  4. Step 4: Simplify right side
    34,653,932.64x = 998,948,043,769,908.25
  5. Step 5: Solve for x
    x = 998,948,043,769,908.25/34,653,932.64
  6. Step 6: Final answer
    x = 28,826,397.69

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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.