Home / 28,819,115.10-43,215,675.88-14,240,350.76

Finding the Fourth Proportional to 28,819,115.10, 43,215,675.88 and 14,240,350.76

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Solution

The fourth proportional to 28,819,115.10, 43,215,675.88 and 14,240,350.76 is: 21,354,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,819,115.10 : 43,215,675.88 = 14,240,350.76 : x
  2. Step 2: Convert to fraction form
    28,819,115.10/43,215,675.88 = 14,240,350.76/x
  3. Step 3: Cross multiply
    28,819,115.10x = 43,215,675.88 × 14,240,350.76
  4. Step 4: Simplify right side
    28,819,115.10x = 615,406,382,861,671.75
  5. Step 5: Solve for x
    x = 615,406,382,861,671.75/28,819,115.10
  6. Step 6: Final answer
    x = 21,354,104.06

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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.