Home / 13,559,906.76-20,339,860.14-5,985,363.48

Finding the Fourth Proportional to 13,559,906.76, 20,339,860.14 and 5,985,363.48

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Solution

The fourth proportional to 13,559,906.76, 20,339,860.14 and 5,985,363.48 is: 8,978,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559,906.76 : 20,339,860.14 = 5,985,363.48 : x
  2. Step 2: Convert to fraction form
    13,559,906.76/20,339,860.14 = 5,985,363.48/x
  3. Step 3: Cross multiply
    13,559,906.76x = 20,339,860.14 × 5,985,363.48
  4. Step 4: Simplify right side
    13,559,906.76x = 121,741,456,070,263.70
  5. Step 5: Solve for x
    x = 121,741,456,070,263.70/13,559,906.76
  6. Step 6: Final answer
    x = 8,978,045.22

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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.