Home / 56,129,911.12-84,197,884.84-17,794,414.58

Finding the Fourth Proportional to 56,129,911.12, 84,197,884.84 and 17,794,414.58

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Solution

The fourth proportional to 56,129,911.12, 84,197,884.84 and 17,794,414.58 is: 26,692,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,129,911.12 : 84,197,884.84 = 17,794,414.58 : x
  2. Step 2: Convert to fraction form
    56,129,911.12/84,197,884.84 = 17,794,414.58/x
  3. Step 3: Cross multiply
    56,129,911.12x = 84,197,884.84 × 17,794,414.58
  4. Step 4: Simplify right side
    56,129,911.12x = 1,498,252,069,768,065.75
  5. Step 5: Solve for x
    x = 1,498,252,069,768,065.75/56,129,911.12
  6. Step 6: Final answer
    x = 26,692,578.70

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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.