Home / 69,411,853.25-95,786,987.36-38,049,969.80

Finding the Fourth Proportional to 69,411,853.25, 95,786,987.36 and 38,049,969.80

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Solution

The fourth proportional to 69,411,853.25, 95,786,987.36 and 38,049,969.80 is: 52,508,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,411,853.25 : 95,786,987.36 = 38,049,969.80 : x
  2. Step 2: Convert to fraction form
    69,411,853.25/95,786,987.36 = 38,049,969.80/x
  3. Step 3: Cross multiply
    69,411,853.25x = 95,786,987.36 × 38,049,969.80
  4. Step 4: Simplify right side
    69,411,853.25x = 3,644,691,976,280,981.50
  5. Step 5: Solve for x
    x = 3,644,691,976,280,981.50/69,411,853.25
  6. Step 6: Final answer
    x = 52,508,207.25

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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.