Home / 69,077,308.45-95,335,044.82-39,315,193.12

Finding the Fourth Proportional to 69,077,308.45, 95,335,044.82 and 39,315,193.12

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Solution

The fourth proportional to 69,077,308.45, 95,335,044.82 and 39,315,193.12 is: 54,259,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,308.45 : 95,335,044.82 = 39,315,193.12 : x
  2. Step 2: Convert to fraction form
    69,077,308.45/95,335,044.82 = 39,315,193.12/x
  3. Step 3: Cross multiply
    69,077,308.45x = 95,335,044.82 × 39,315,193.12
  4. Step 4: Simplify right side
    69,077,308.45x = 3,748,115,698,333,512.50
  5. Step 5: Solve for x
    x = 3,748,115,698,333,512.50/69,077,308.45
  6. Step 6: Final answer
    x = 54,259,724.10

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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.