Home / 12,364,618.16-17,065,215.52-6,859,766.48

Finding the Fourth Proportional to 12,364,618.16, 17,065,215.52 and 6,859,766.48

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Solution

The fourth proportional to 12,364,618.16, 17,065,215.52 and 6,859,766.48 is: 9,467,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,618.16 : 17,065,215.52 = 6,859,766.48 : x
  2. Step 2: Convert to fraction form
    12,364,618.16/17,065,215.52 = 6,859,766.48/x
  3. Step 3: Cross multiply
    12,364,618.16x = 17,065,215.52 × 6,859,766.48
  4. Step 4: Simplify right side
    12,364,618.16x = 117,063,393,398,071.78
  5. Step 5: Solve for x
    x = 117,063,393,398,071.78/12,364,618.16
  6. Step 6: Final answer
    x = 9,467,610.88

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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.