Home / 14,943,151.76-20,623,099.77-9,145,793.84

Finding the Fourth Proportional to 14,943,151.76, 20,623,099.77 and 9,145,793.84

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Solution

The fourth proportional to 14,943,151.76, 20,623,099.77 and 9,145,793.84 is: 12,622,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943,151.76 : 20,623,099.77 = 9,145,793.84 : x
  2. Step 2: Convert to fraction form
    14,943,151.76/20,623,099.77 = 9,145,793.84/x
  3. Step 3: Cross multiply
    14,943,151.76x = 20,623,099.77 × 9,145,793.84
  4. Step 4: Simplify right side
    14,943,151.76x = 188,614,618,735,055.94
  5. Step 5: Solve for x
    x = 188,614,618,735,055.94/14,943,151.76
  6. Step 6: Final answer
    x = 12,622,144.37

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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.