Home / 22,597,995.60-31,185,103.68-12,810,286.08

Finding the Fourth Proportional to 22,597,995.60, 31,185,103.68 and 12,810,286.08

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Solution

The fourth proportional to 22,597,995.60, 31,185,103.68 and 12,810,286.08 is: 17,678,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,597,995.60 : 31,185,103.68 = 12,810,286.08 : x
  2. Step 2: Convert to fraction form
    22,597,995.60/31,185,103.68 = 12,810,286.08/x
  3. Step 3: Cross multiply
    22,597,995.60x = 31,185,103.68 × 12,810,286.08
  4. Step 4: Simplify right side
    22,597,995.60x = 399,490,099,575,260.75
  5. Step 5: Solve for x
    x = 399,490,099,575,260.75/22,597,995.60
  6. Step 6: Final answer
    x = 17,678,120.96

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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.