Home / 49,034,996.52-67,668,291.99-28,420,400.22

Finding the Fourth Proportional to 49,034,996.52, 67,668,291.99 and 28,420,400.22

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Solution

The fourth proportional to 49,034,996.52, 67,668,291.99 and 28,420,400.22 is: 39,220,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,034,996.52 : 67,668,291.99 = 28,420,400.22 : x
  2. Step 2: Convert to fraction form
    49,034,996.52/67,668,291.99 = 28,420,400.22/x
  3. Step 3: Cross multiply
    49,034,996.52x = 67,668,291.99 × 28,420,400.22
  4. Step 4: Simplify right side
    49,034,996.52x = 1,923,159,940,559,620
  5. Step 5: Solve for x
    x = 1,923,159,940,559,620/49,034,996.52
  6. Step 6: Final answer
    x = 39,220,150.44

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1.5x scale

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.