Home / 28,141,279.53-42,219,197.06-16,479,499.63

Finding the Fourth Proportional to 28,141,279.53, 42,219,197.06 and 16,479,499.63

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Solution

The fourth proportional to 28,141,279.53, 42,219,197.06 and 16,479,499.63 is: 24,723,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,141,279.53 : 42,219,197.06 = 16,479,499.63 : x
  2. Step 2: Convert to fraction form
    28,141,279.53/42,219,197.06 = 16,479,499.63/x
  3. Step 3: Cross multiply
    28,141,279.53x = 42,219,197.06 × 16,479,499.63
  4. Step 4: Simplify right side
    28,141,279.53x = 695,751,242,329,167.12
  5. Step 5: Solve for x
    x = 695,751,242,329,167.12/28,141,279.53
  6. Step 6: Final answer
    x = 24,723,511.30

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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.