Home / 18,830,304.68-25,985,055.30-10,681,367.72

Finding the Fourth Proportional to 18,830,304.68, 25,985,055.30 and 10,681,367.72

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Solution

The fourth proportional to 18,830,304.68, 25,985,055.30 and 10,681,367.72 is: 14,739,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830,304.68 : 25,985,055.30 = 10,681,367.72 : x
  2. Step 2: Convert to fraction form
    18,830,304.68/25,985,055.30 = 10,681,367.72/x
  3. Step 3: Cross multiply
    18,830,304.68x = 25,985,055.30 × 10,681,367.72
  4. Step 4: Simplify right side
    18,830,304.68x = 277,555,930,883,834.94
  5. Step 5: Solve for x
    x = 277,555,930,883,834.94/18,830,304.68
  6. Step 6: Final answer
    x = 14,739,853.42

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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.