Home / 21,385,604.20-32,078,406.30-16,608,029.80

Finding the Fourth Proportional to 21,385,604.20, 32,078,406.30 and 16,608,029.80

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Solution

The fourth proportional to 21,385,604.20, 32,078,406.30 and 16,608,029.80 is: 24,912,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,385,604.20 : 32,078,406.30 = 16,608,029.80 : x
  2. Step 2: Convert to fraction form
    21,385,604.20/32,078,406.30 = 16,608,029.80/x
  3. Step 3: Cross multiply
    21,385,604.20x = 32,078,406.30 × 16,608,029.80
  4. Step 4: Simplify right side
    21,385,604.20x = 532,759,127,766,907.75
  5. Step 5: Solve for x
    x = 532,759,127,766,907.75/21,385,604.20
  6. Step 6: Final answer
    x = 24,912,044.70

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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.