Home / 16,181,649.32-22,331,354.82-9,306,136.88

Finding the Fourth Proportional to 16,181,649.32, 22,331,354.82 and 9,306,136.88

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Solution

The fourth proportional to 16,181,649.32, 22,331,354.82 and 9,306,136.88 is: 12,842,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181,649.32 : 22,331,354.82 = 9,306,136.88 : x
  2. Step 2: Convert to fraction form
    16,181,649.32/22,331,354.82 = 9,306,136.88/x
  3. Step 3: Cross multiply
    16,181,649.32x = 22,331,354.82 × 9,306,136.88
  4. Step 4: Simplify right side
    16,181,649.32x = 207,818,644,670,767.78
  5. Step 5: Solve for x
    x = 207,818,644,670,767.78/16,181,649.32
  6. Step 6: Final answer
    x = 12,842,859.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.