Home / 69,127,221.96-95,398,464.42-39,758,562.72

Finding the Fourth Proportional to 69,127,221.96, 95,398,464.42 and 39,758,562.72

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Solution

The fourth proportional to 69,127,221.96, 95,398,464.42 and 39,758,562.72 is: 54,868,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,127,221.96 : 95,398,464.42 = 39,758,562.72 : x
  2. Step 2: Convert to fraction form
    69,127,221.96/95,398,464.42 = 39,758,562.72/x
  3. Step 3: Cross multiply
    69,127,221.96x = 95,398,464.42 × 39,758,562.72
  4. Step 4: Simplify right side
    69,127,221.96x = 3,792,905,831,034,258.50
  5. Step 5: Solve for x
    x = 3,792,905,831,034,258.50/69,127,221.96
  6. Step 6: Final answer
    x = 54,868,483.41

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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.