Home / 17,305,521.40-25,939,976.88-6,518,154.88

Finding the Fourth Proportional to 17,305,521.40, 25,939,976.88 and 6,518,154.88

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Solution

The fourth proportional to 17,305,521.40, 25,939,976.88 and 6,518,154.88 is: 9,770,337.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305,521.40 : 25,939,976.88 = 6,518,154.88 : x
  2. Step 2: Convert to fraction form
    17,305,521.40/25,939,976.88 = 6,518,154.88/x
  3. Step 3: Cross multiply
    17,305,521.40x = 25,939,976.88 × 6,518,154.88
  4. Step 4: Simplify right side
    17,305,521.40x = 169,080,786,887,459.16
  5. Step 5: Solve for x
    x = 169,080,786,887,459.16/17,305,521.40
  6. Step 6: Final answer
    x = 9,770,337.63

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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.