Home / 30,555,375.71-45,853,255.56-14,385,951.12

Finding the Fourth Proportional to 30,555,375.71, 45,853,255.56 and 14,385,951.12

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Solution

The fourth proportional to 30,555,375.71, 45,853,255.56 and 14,385,951.12 is: 21,588,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,555,375.71 : 45,853,255.56 = 14,385,951.12 : x
  2. Step 2: Convert to fraction form
    30,555,375.71/45,853,255.56 = 14,385,951.12/x
  3. Step 3: Cross multiply
    30,555,375.71x = 45,853,255.56 × 14,385,951.12
  4. Step 4: Simplify right side
    30,555,375.71x = 659,642,693,179,028.25
  5. Step 5: Solve for x
    x = 659,642,693,179,028.25/30,555,375.71
  6. Step 6: Final answer
    x = 21,588,433.39

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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.