Home / 30,313,287.52-45,473,715.05-11,866,849.93

Finding the Fourth Proportional to 30,313,287.52, 45,473,715.05 and 11,866,849.93

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Solution

The fourth proportional to 30,313,287.52, 45,473,715.05 and 11,866,849.93 is: 17,801,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313,287.52 : 45,473,715.05 = 11,866,849.93 : x
  2. Step 2: Convert to fraction form
    30,313,287.52/45,473,715.05 = 11,866,849.93/x
  3. Step 3: Cross multiply
    30,313,287.52x = 45,473,715.05 × 11,866,849.93
  4. Step 4: Simplify right side
    30,313,287.52x = 539,629,752,257,932.38
  5. Step 5: Solve for x
    x = 539,629,752,257,932.38/30,313,287.52
  6. Step 6: Final answer
    x = 17,801,756.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.