Home / 22,502,535.88-31,053,648.60-12,189,258.88

Finding the Fourth Proportional to 22,502,535.88, 31,053,648.60 and 12,189,258.88

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Solution

The fourth proportional to 22,502,535.88, 31,053,648.60 and 12,189,258.88 is: 16,821,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,535.88 : 31,053,648.60 = 12,189,258.88 : x
  2. Step 2: Convert to fraction form
    22,502,535.88/31,053,648.60 = 12,189,258.88/x
  3. Step 3: Cross multiply
    22,502,535.88x = 31,053,648.60 × 12,189,258.88
  4. Step 4: Simplify right side
    22,502,535.88x = 378,520,961,953,949.62
  5. Step 5: Solve for x
    x = 378,520,961,953,949.62/22,502,535.88
  6. Step 6: Final answer
    x = 16,821,258.01

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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.