Home / 30,640,412.60-45,960,225.24-10,179,540.44

Finding the Fourth Proportional to 30,640,412.60, 45,960,225.24 and 10,179,540.44

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Solution

The fourth proportional to 30,640,412.60, 45,960,225.24 and 10,179,540.44 is: 15,269,179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,640,412.60 : 45,960,225.24 = 10,179,540.44 : x
  2. Step 2: Convert to fraction form
    30,640,412.60/45,960,225.24 = 10,179,540.44/x
  3. Step 3: Cross multiply
    30,640,412.60x = 45,960,225.24 × 10,179,540.44
  4. Step 4: Simplify right side
    30,640,412.60x = 467,853,971,385,551.75
  5. Step 5: Solve for x
    x = 467,853,971,385,551.75/30,640,412.60
  6. Step 6: Final answer
    x = 15,269,179.87

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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.