Home / 75,109,295.10-112,469,909.59-51,837,846.36

Finding the Fourth Proportional to 75,109,295.10, 112,469,909.59 and 51,837,846.36

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Solution

The fourth proportional to 75,109,295.10, 112,469,909.59 and 51,837,846.36 is: 77,622,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,109,295.10 : 112,469,909.59 = 51,837,846.36 : x
  2. Step 2: Convert to fraction form
    75,109,295.10/112,469,909.59 = 51,837,846.36/x
  3. Step 3: Cross multiply
    75,109,295.10x = 112,469,909.59 × 51,837,846.36
  4. Step 4: Simplify right side
    75,109,295.10x = 5,830,197,893,449,511
  5. Step 5: Solve for x
    x = 5,830,197,893,449,511/75,109,295.10
  6. Step 6: Final answer
    x = 77,622,854.61

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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.