Home / 57,717,107.13-79,649,684.61-31,255,506.57

Finding the Fourth Proportional to 57,717,107.13, 79,649,684.61 and 31,255,506.57

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Solution

The fourth proportional to 57,717,107.13, 79,649,684.61 and 31,255,506.57 is: 43,132,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,717,107.13 : 79,649,684.61 = 31,255,506.57 : x
  2. Step 2: Convert to fraction form
    57,717,107.13/79,649,684.61 = 31,255,506.57/x
  3. Step 3: Cross multiply
    57,717,107.13x = 79,649,684.61 × 31,255,506.57
  4. Step 4: Simplify right side
    57,717,107.13x = 2,489,491,240,626,283
  5. Step 5: Solve for x
    x = 2,489,491,240,626,283/57,717,107.13
  6. Step 6: Final answer
    x = 43,132,640.64

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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.