Home / 39,203,320.07-54,100,626.65-21,799,291.62

Finding the Fourth Proportional to 39,203,320.07, 54,100,626.65 and 21,799,291.62

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Solution

The fourth proportional to 39,203,320.07, 54,100,626.65 and 21,799,291.62 is: 30,083,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,203,320.07 : 54,100,626.65 = 21,799,291.62 : x
  2. Step 2: Convert to fraction form
    39,203,320.07/54,100,626.65 = 21,799,291.62/x
  3. Step 3: Cross multiply
    39,203,320.07x = 54,100,626.65 × 21,799,291.62
  4. Step 4: Simplify right side
    39,203,320.07x = 1,179,355,337,059,097.25
  5. Step 5: Solve for x
    x = 1,179,355,337,059,097.25/39,203,320.07
  6. Step 6: Final answer
    x = 30,083,047.43

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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.