Home / 12,661,573.76-17,472,947.36-6,860,512.52

Finding the Fourth Proportional to 12,661,573.76, 17,472,947.36 and 6,860,512.52

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Solution

The fourth proportional to 12,661,573.76, 17,472,947.36 and 6,860,512.52 is: 9,467,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,661,573.76 : 17,472,947.36 = 6,860,512.52 : x
  2. Step 2: Convert to fraction form
    12,661,573.76/17,472,947.36 = 6,860,512.52/x
  3. Step 3: Cross multiply
    12,661,573.76x = 17,472,947.36 × 6,860,512.52
  4. Step 4: Simplify right side
    12,661,573.76x = 119,873,374,124,580.94
  5. Step 5: Solve for x
    x = 119,873,374,124,580.94/12,661,573.76
  6. Step 6: Final answer
    x = 9,467,494.04

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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.