Home / 74,853,610.20-112,059,965.70-55,768,973.40

Finding the Fourth Proportional to 74,853,610.20, 112,059,965.70 and 55,768,973.40

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Solution

The fourth proportional to 74,853,610.20, 112,059,965.70 and 55,768,973.40 is: 83,489,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853,610.20 : 112,059,965.70 = 55,768,973.40 : x
  2. Step 2: Convert to fraction form
    74,853,610.20/112,059,965.70 = 55,768,973.40/x
  3. Step 3: Cross multiply
    74,853,610.20x = 112,059,965.70 × 55,768,973.40
  4. Step 4: Simplify right side
    74,853,610.20x = 6,249,469,246,328,212
  5. Step 5: Solve for x
    x = 6,249,469,246,328,212/74,853,610.20
  6. Step 6: Final answer
    x = 83,489,216.21

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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.