Home / 18,723,142.40-28,037,474.40-14,944,006.40

Finding the Fourth Proportional to 18,723,142.40, 28,037,474.40 and 14,944,006.40

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Solution

The fourth proportional to 18,723,142.40, 28,037,474.40 and 14,944,006.40 is: 22,378,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,142.40 : 28,037,474.40 = 14,944,006.40 : x
  2. Step 2: Convert to fraction form
    18,723,142.40/28,037,474.40 = 14,944,006.40/x
  3. Step 3: Cross multiply
    18,723,142.40x = 28,037,474.40 × 14,944,006.40
  4. Step 4: Simplify right side
    18,723,142.40x = 418,992,196,873,436.12
  5. Step 5: Solve for x
    x = 418,992,196,873,436.12/18,723,142.40
  6. Step 6: Final answer
    x = 22,378,305.30

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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.