Home / 55,716,948.30-83,575,422.45-17,378,400.90

Finding the Fourth Proportional to 55,716,948.30, 83,575,422.45 and 17,378,400.90

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Solution

The fourth proportional to 55,716,948.30, 83,575,422.45 and 17,378,400.90 is: 26,067,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716,948.30 : 83,575,422.45 = 17,378,400.90 : x
  2. Step 2: Convert to fraction form
    55,716,948.30/83,575,422.45 = 17,378,400.90/x
  3. Step 3: Cross multiply
    55,716,948.30x = 83,575,422.45 × 17,378,400.90
  4. Step 4: Simplify right side
    55,716,948.30x = 1,452,407,196,722,960.25
  5. Step 5: Solve for x
    x = 1,452,407,196,722,960.25/55,716,948.30
  6. Step 6: Final answer
    x = 26,067,601.35

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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.