Home / 31,115,568.33-42,938,358.68-17,176,624.04

Finding the Fourth Proportional to 31,115,568.33, 42,938,358.68 and 17,176,624.04

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Solution

The fourth proportional to 31,115,568.33, 42,938,358.68 and 17,176,624.04 is: 23,703,119.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,115,568.33 : 42,938,358.68 = 17,176,624.04 : x
  2. Step 2: Convert to fraction form
    31,115,568.33/42,938,358.68 = 17,176,624.04/x
  3. Step 3: Cross multiply
    31,115,568.33x = 42,938,358.68 × 17,176,624.04
  4. Step 4: Simplify right side
    31,115,568.33x = 737,536,044,091,318.12
  5. Step 5: Solve for x
    x = 737,536,044,091,318.12/31,115,568.33
  6. Step 6: Final answer
    x = 23,703,119.81

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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.