Home / 13,432,829.80-20,149,244.70-8,058,058.60

Finding the Fourth Proportional to 13,432,829.80, 20,149,244.70 and 8,058,058.60

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Solution

The fourth proportional to 13,432,829.80, 20,149,244.70 and 8,058,058.60 is: 12,087,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,829.80 : 20,149,244.70 = 8,058,058.60 : x
  2. Step 2: Convert to fraction form
    13,432,829.80/20,149,244.70 = 8,058,058.60/x
  3. Step 3: Cross multiply
    13,432,829.80x = 20,149,244.70 × 8,058,058.60
  4. Step 4: Simplify right side
    13,432,829.80x = 162,363,794,538,339.41
  5. Step 5: Solve for x
    x = 162,363,794,538,339.41/13,432,829.80
  6. Step 6: Final answer
    x = 12,087,087.90

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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.