Home / 14,512,993.16-20,021,229.54-9,358,010.60

Finding the Fourth Proportional to 14,512,993.16, 20,021,229.54 and 9,358,010.60

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Solution

The fourth proportional to 14,512,993.16, 20,021,229.54 and 9,358,010.60 is: 12,909,733.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512,993.16 : 20,021,229.54 = 9,358,010.60 : x
  2. Step 2: Convert to fraction form
    14,512,993.16/20,021,229.54 = 9,358,010.60/x
  3. Step 3: Cross multiply
    14,512,993.16x = 20,021,229.54 × 9,358,010.60
  4. Step 4: Simplify right side
    14,512,993.16x = 187,358,878,260,353.09
  5. Step 5: Solve for x
    x = 187,358,878,260,353.09/14,512,993.16
  6. Step 6: Final answer
    x = 12,909,733.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.