Home / 23,107,199.13-31,888,930.37-12,793,921.65

Finding the Fourth Proportional to 23,107,199.13, 31,888,930.37 and 12,793,921.65

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Solution

The fourth proportional to 23,107,199.13, 31,888,930.37 and 12,793,921.65 is: 17,656,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,199.13 : 31,888,930.37 = 12,793,921.65 : x
  2. Step 2: Convert to fraction form
    23,107,199.13/31,888,930.37 = 12,793,921.65/x
  3. Step 3: Cross multiply
    23,107,199.13x = 31,888,930.37 × 12,793,921.65
  4. Step 4: Simplify right side
    23,107,199.13x = 407,984,476,592,115.88
  5. Step 5: Solve for x
    x = 407,984,476,592,115.88/23,107,199.13
  6. Step 6: Final answer
    x = 17,656,163.10

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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.