Home / 71,347,202.36-98,457,464.48-41,980,436.90

Finding the Fourth Proportional to 71,347,202.36, 98,457,464.48 and 41,980,436.90

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Solution

The fourth proportional to 71,347,202.36, 98,457,464.48 and 41,980,436.90 is: 57,932,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347,202.36 : 98,457,464.48 = 41,980,436.90 : x
  2. Step 2: Convert to fraction form
    71,347,202.36/98,457,464.48 = 41,980,436.90/x
  3. Step 3: Cross multiply
    71,347,202.36x = 98,457,464.48 × 41,980,436.90
  4. Step 4: Simplify right side
    71,347,202.36x = 4,133,287,374,234,442
  5. Step 5: Solve for x
    x = 4,133,287,374,234,442/71,347,202.36
  6. Step 6: Final answer
    x = 57,932,017.48

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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.