Home / 20,187,475.08-30,281,213.94-16,124,942.16

Finding the Fourth Proportional to 20,187,475.08, 30,281,213.94 and 16,124,942.16

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Solution

The fourth proportional to 20,187,475.08, 30,281,213.94 and 16,124,942.16 is: 24,187,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,475.08 : 30,281,213.94 = 16,124,942.16 : x
  2. Step 2: Convert to fraction form
    20,187,475.08/30,281,213.94 = 16,124,942.16/x
  3. Step 3: Cross multiply
    20,187,475.08x = 30,281,213.94 × 16,124,942.16
  4. Step 4: Simplify right side
    20,187,475.08x = 488,282,823,317,085.75
  5. Step 5: Solve for x
    x = 488,282,823,317,085.75/20,187,475.08
  6. Step 6: Final answer
    x = 24,187,414.29

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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.