Home / 12,305,965.59-16,981,359.84-6,799,280.22

Finding the Fourth Proportional to 12,305,965.59, 16,981,359.84 and 6,799,280.22

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Solution

The fourth proportional to 12,305,965.59, 16,981,359.84 and 6,799,280.22 is: 9,382,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,965.59 : 16,981,359.84 = 6,799,280.22 : x
  2. Step 2: Convert to fraction form
    12,305,965.59/16,981,359.84 = 6,799,280.22/x
  3. Step 3: Cross multiply
    12,305,965.59x = 16,981,359.84 × 6,799,280.22
  4. Step 4: Simplify right side
    12,305,965.59x = 115,461,024,068,814.36
  5. Step 5: Solve for x
    x = 115,461,024,068,814.36/12,305,965.59
  6. Step 6: Final answer
    x = 9,382,524.53

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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.