Home / 48,043,913.60-72,067,863.42-13,965,259.46

Finding the Fourth Proportional to 48,043,913.60, 72,067,863.42 and 13,965,259.46

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Solution

The fourth proportional to 48,043,913.60, 72,067,863.42 and 13,965,259.46 is: 20,948,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,043,913.60 : 72,067,863.42 = 13,965,259.46 : x
  2. Step 2: Convert to fraction form
    48,043,913.60/72,067,863.42 = 13,965,259.46/x
  3. Step 3: Cross multiply
    48,043,913.60x = 72,067,863.42 × 13,965,259.46
  4. Step 4: Simplify right side
    48,043,913.60x = 1,006,446,411,388,143
  5. Step 5: Solve for x
    x = 1,006,446,411,388,143/48,043,913.60
  6. Step 6: Final answer
    x = 20,948,468.52

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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.