Home / 22,969,997.60-31,700,008.80-12,656,718.08

Finding the Fourth Proportional to 22,969,997.60, 31,700,008.80 and 12,656,718.08

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Solution

The fourth proportional to 22,969,997.60, 31,700,008.80 and 12,656,718.08 is: 17,467,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,969,997.60 : 31,700,008.80 = 12,656,718.08 : x
  2. Step 2: Convert to fraction form
    22,969,997.60/31,700,008.80 = 12,656,718.08/x
  3. Step 3: Cross multiply
    22,969,997.60x = 31,700,008.80 × 12,656,718.08
  4. Step 4: Simplify right side
    22,969,997.60x = 401,218,074,515,119.12
  5. Step 5: Solve for x
    x = 401,218,074,515,119.12/22,969,997.60
  6. Step 6: Final answer
    x = 17,467,049.04

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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.