Home / 13,559,957.38-18,704,923.77-8,124,300.10

Finding the Fourth Proportional to 13,559,957.38, 18,704,923.77 and 8,124,300.10

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Solution

The fourth proportional to 13,559,957.38, 18,704,923.77 and 8,124,300.10 is: 11,206,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559,957.38 : 18,704,923.77 = 8,124,300.10 : x
  2. Step 2: Convert to fraction form
    13,559,957.38/18,704,923.77 = 8,124,300.10/x
  3. Step 3: Cross multiply
    13,559,957.38x = 18,704,923.77 × 8,124,300.10
  4. Step 4: Simplify right side
    13,559,957.38x = 151,964,414,055,103.38
  5. Step 5: Solve for x
    x = 151,964,414,055,103.38/13,559,957.38
  6. Step 6: Final answer
    x = 11,206,850.42

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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.