Home / 68,071,190.33-93,938,842.19-37,131,497.21

Finding the Fourth Proportional to 68,071,190.33, 93,938,842.19 and 37,131,497.21

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Solution

The fourth proportional to 68,071,190.33, 93,938,842.19 and 37,131,497.21 is: 51,241,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,071,190.33 : 93,938,842.19 = 37,131,497.21 : x
  2. Step 2: Convert to fraction form
    68,071,190.33/93,938,842.19 = 37,131,497.21/x
  3. Step 3: Cross multiply
    68,071,190.33x = 93,938,842.19 × 37,131,497.21
  4. Step 4: Simplify right side
    68,071,190.33x = 3,488,089,856,688,615.50
  5. Step 5: Solve for x
    x = 3,488,089,856,688,615.50/68,071,190.33
  6. Step 6: Final answer
    x = 51,241,793.18

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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.