Home / 6,108,955.12-8,423,449.59-3,900,914.65

Finding the Fourth Proportional to 6,108,955.12, 8,423,449.59 and 3,900,914.65

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Solution

The fourth proportional to 6,108,955.12, 8,423,449.59 and 3,900,914.65 is: 5,378,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108,955.12 : 8,423,449.59 = 3,900,914.65 : x
  2. Step 2: Convert to fraction form
    6,108,955.12/8,423,449.59 = 3,900,914.65/x
  3. Step 3: Cross multiply
    6,108,955.12x = 8,423,449.59 × 3,900,914.65
  4. Step 4: Simplify right side
    6,108,955.12x = 32,859,157,909,167.49
  5. Step 5: Solve for x
    x = 32,859,157,909,167.49/6,108,955.12
  6. Step 6: Final answer
    x = 5,378,850.76

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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.