Home / 13,515,770.22-20,267,593.48-8,053,439.02

Finding the Fourth Proportional to 13,515,770.22, 20,267,593.48 and 8,053,439.02

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Solution

The fourth proportional to 13,515,770.22, 20,267,593.48 and 8,053,439.02 is: 12,076,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,515,770.22 : 20,267,593.48 = 8,053,439.02 : x
  2. Step 2: Convert to fraction form
    13,515,770.22/20,267,593.48 = 8,053,439.02/x
  3. Step 3: Cross multiply
    13,515,770.22x = 20,267,593.48 × 8,053,439.02
  4. Step 4: Simplify right side
    13,515,770.22x = 163,223,828,173,329.59
  5. Step 5: Solve for x
    x = 163,223,828,173,329.59/13,515,770.22
  6. Step 6: Final answer
    x = 12,076,546.55

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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.