Home / 12,695,854.79-17,525,640.67-8,571,470.47

Finding the Fourth Proportional to 12,695,854.79, 17,525,640.67 and 8,571,470.47

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Solution

The fourth proportional to 12,695,854.79, 17,525,640.67 and 8,571,470.47 is: 11,832,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,854.79 : 17,525,640.67 = 8,571,470.47 : x
  2. Step 2: Convert to fraction form
    12,695,854.79/17,525,640.67 = 8,571,470.47/x
  3. Step 3: Cross multiply
    12,695,854.79x = 17,525,640.67 × 8,571,470.47
  4. Step 4: Simplify right side
    12,695,854.79x = 150,220,511,405,493.22
  5. Step 5: Solve for x
    x = 150,220,511,405,493.22/12,695,854.79
  6. Step 6: Final answer
    x = 11,832,248.70

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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.