Home / 12,300,503.80-18,469,717.44-10,406,304.22

Finding the Fourth Proportional to 12,300,503.80, 18,469,717.44 and 10,406,304.22

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Solution

The fourth proportional to 12,300,503.80, 18,469,717.44 and 10,406,304.22 is: 15,625,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300,503.80 : 18,469,717.44 = 10,406,304.22 : x
  2. Step 2: Convert to fraction form
    12,300,503.80/18,469,717.44 = 10,406,304.22/x
  3. Step 3: Cross multiply
    12,300,503.80x = 18,469,717.44 × 10,406,304.22
  4. Step 4: Simplify right side
    12,300,503.80x = 192,201,498,538,079.62
  5. Step 5: Solve for x
    x = 192,201,498,538,079.62/12,300,503.80
  6. Step 6: Final answer
    x = 15,625,498.08

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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.