Home / 13,601,304-18,769,799.52-7,489,717.92

Finding the Fourth Proportional to 13,601,304, 18,769,799.52 and 7,489,717.92

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Solution

The fourth proportional to 13,601,304, 18,769,799.52 and 7,489,717.92 is: 10,335,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601,304 : 18,769,799.52 = 7,489,717.92 : x
  2. Step 2: Convert to fraction form
    13,601,304/18,769,799.52 = 7,489,717.92/x
  3. Step 3: Cross multiply
    13,601,304x = 18,769,799.52 × 7,489,717.92
  4. Step 4: Simplify right side
    13,601,304x = 140,580,503,819,751.39
  5. Step 5: Solve for x
    x = 140,580,503,819,751.39/13,601,304
  6. Step 6: Final answer
    x = 10,335,810.73

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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.