Home / 16,385,490.76-24,557,684.16-8,690,142.05

Finding the Fourth Proportional to 16,385,490.76, 24,557,684.16 and 8,690,142.05

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Solution

The fourth proportional to 16,385,490.76, 24,557,684.16 and 8,690,142.05 is: 13,024,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385,490.76 : 24,557,684.16 = 8,690,142.05 : x
  2. Step 2: Convert to fraction form
    16,385,490.76/24,557,684.16 = 8,690,142.05/x
  3. Step 3: Cross multiply
    16,385,490.76x = 24,557,684.16 × 8,690,142.05
  4. Step 4: Simplify right side
    16,385,490.76x = 213,409,763,885,026.16
  5. Step 5: Solve for x
    x = 213,409,763,885,026.16/16,385,490.76
  6. Step 6: Final answer
    x = 13,024,313.22

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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.