Home / 18,723,135.90-28,037,464.65-14,943,999.90

Finding the Fourth Proportional to 18,723,135.90, 28,037,464.65 and 14,943,999.90

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Solution

The fourth proportional to 18,723,135.90, 28,037,464.65 and 14,943,999.90 is: 22,378,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,135.90 : 28,037,464.65 = 14,943,999.90 : x
  2. Step 2: Convert to fraction form
    18,723,135.90/28,037,464.65 = 14,943,999.90/x
  3. Step 3: Cross multiply
    18,723,135.90x = 28,037,464.65 × 14,943,999.90
  4. Step 4: Simplify right side
    18,723,135.90x = 418,991,868,925,853.50
  5. Step 5: Solve for x
    x = 418,991,868,925,853.50/18,723,135.90
  6. Step 6: Final answer
    x = 22,378,295.56

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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.