Home / 91,759,425.92-126,638,790.33-51,532,032.91

Finding the Fourth Proportional to 91,759,425.92, 126,638,790.33 and 51,532,032.91

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Solution

The fourth proportional to 91,759,425.92, 126,638,790.33 and 51,532,032.91 is: 71,120,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,759,425.92 : 126,638,790.33 = 51,532,032.91 : x
  2. Step 2: Convert to fraction form
    91,759,425.92/126,638,790.33 = 51,532,032.91/x
  3. Step 3: Cross multiply
    91,759,425.92x = 126,638,790.33 × 51,532,032.91
  4. Step 4: Simplify right side
    91,759,425.92x = 6,525,954,311,293,675
  5. Step 5: Solve for x
    x = 6,525,954,311,293,675/91,759,425.92
  6. Step 6: Final answer
    x = 71,120,260.90

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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.