Home / 13,866,332.68-19,135,473.78-7,754,785.48

Finding the Fourth Proportional to 13,866,332.68, 19,135,473.78 and 7,754,785.48

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Solution

The fourth proportional to 13,866,332.68, 19,135,473.78 and 7,754,785.48 is: 10,701,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866,332.68 : 19,135,473.78 = 7,754,785.48 : x
  2. Step 2: Convert to fraction form
    13,866,332.68/19,135,473.78 = 7,754,785.48/x
  3. Step 3: Cross multiply
    13,866,332.68x = 19,135,473.78 × 7,754,785.48
  4. Step 4: Simplify right side
    13,866,332.68x = 148,391,494,222,064.72
  5. Step 5: Solve for x
    x = 148,391,494,222,064.72/13,866,332.68
  6. Step 6: Final answer
    x = 10,701,567.43

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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.