Home / 31,236,208.83-43,105,427.78-17,297,287.65

Finding the Fourth Proportional to 31,236,208.83, 43,105,427.78 and 17,297,287.65

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Solution

The fourth proportional to 31,236,208.83, 43,105,427.78 and 17,297,287.65 is: 23,869,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,236,208.83 : 43,105,427.78 = 17,297,287.65 : x
  2. Step 2: Convert to fraction form
    31,236,208.83/43,105,427.78 = 17,297,287.65/x
  3. Step 3: Cross multiply
    31,236,208.83x = 43,105,427.78 × 17,297,287.65
  4. Step 4: Simplify right side
    31,236,208.83x = 745,606,983,500,474.38
  5. Step 5: Solve for x
    x = 745,606,983,500,474.38/31,236,208.83
  6. Step 6: Final answer
    x = 23,869,957.70

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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.