Home / 17,637,654.20-26,456,481.30-12,561,481.40

Finding the Fourth Proportional to 17,637,654.20, 26,456,481.30 and 12,561,481.40

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Solution

The fourth proportional to 17,637,654.20, 26,456,481.30 and 12,561,481.40 is: 18,842,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637,654.20 : 26,456,481.30 = 12,561,481.40 : x
  2. Step 2: Convert to fraction form
    17,637,654.20/26,456,481.30 = 12,561,481.40/x
  3. Step 3: Cross multiply
    17,637,654.20x = 26,456,481.30 × 12,561,481.40
  4. Step 4: Simplify right side
    17,637,654.20x = 332,332,597,759,397.81
  5. Step 5: Solve for x
    x = 332,332,597,759,397.81/17,637,654.20
  6. Step 6: Final answer
    x = 18,842,222.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.