Home / 21,387,760.20-32,081,640.30-16,348,912.20

Finding the Fourth Proportional to 21,387,760.20, 32,081,640.30 and 16,348,912.20

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Solution

The fourth proportional to 21,387,760.20, 32,081,640.30 and 16,348,912.20 is: 24,523,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,760.20 : 32,081,640.30 = 16,348,912.20 : x
  2. Step 2: Convert to fraction form
    21,387,760.20/32,081,640.30 = 16,348,912.20/x
  3. Step 3: Cross multiply
    21,387,760.20x = 32,081,640.30 × 16,348,912.20
  4. Step 4: Simplify right side
    21,387,760.20x = 524,499,920,496,681.62
  5. Step 5: Solve for x
    x = 524,499,920,496,681.62/21,387,760.20
  6. Step 6: Final answer
    x = 24,523,368.30

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1.5x scale

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.