Home / 91,735,818.54-126,593,792.31-49,918,457.61

Finding the Fourth Proportional to 91,735,818.54, 126,593,792.31 and 49,918,457.61

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Solution

The fourth proportional to 91,735,818.54, 126,593,792.31 and 49,918,457.61 is: 68,886,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,735,818.54 : 126,593,792.31 = 49,918,457.61 : x
  2. Step 2: Convert to fraction form
    91,735,818.54/126,593,792.31 = 49,918,457.61/x
  3. Step 3: Cross multiply
    91,735,818.54x = 126,593,792.31 × 49,918,457.61
  4. Step 4: Simplify right side
    91,735,818.54x = 6,319,366,855,115,879
  5. Step 5: Solve for x
    x = 6,319,366,855,115,879/91,735,818.54
  6. Step 6: Final answer
    x = 68,886,580.57

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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.