Home / 18,793,645.42-25,935,943.60-10,533,860.36

Finding the Fourth Proportional to 18,793,645.42, 25,935,943.60 and 10,533,860.36

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Solution

The fourth proportional to 18,793,645.42, 25,935,943.60 and 10,533,860.36 is: 14,537,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793,645.42 : 25,935,943.60 = 10,533,860.36 : x
  2. Step 2: Convert to fraction form
    18,793,645.42/25,935,943.60 = 10,533,860.36/x
  3. Step 3: Cross multiply
    18,793,645.42x = 25,935,943.60 × 10,533,860.36
  4. Step 4: Simplify right side
    18,793,645.42x = 273,205,608,187,235.69
  5. Step 5: Solve for x
    x = 273,205,608,187,235.69/18,793,645.42
  6. Step 6: Final answer
    x = 14,537,126.89

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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.