Home / 69,122,054-95,391,330.60-39,753,406.48

Finding the Fourth Proportional to 69,122,054, 95,391,330.60 and 39,753,406.48

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Solution

The fourth proportional to 69,122,054, 95,391,330.60 and 39,753,406.48 is: 54,861,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,122,054 : 95,391,330.60 = 39,753,406.48 : x
  2. Step 2: Convert to fraction form
    69,122,054/95,391,330.60 = 39,753,406.48/x
  3. Step 3: Cross multiply
    69,122,054x = 95,391,330.60 × 39,753,406.48
  4. Step 4: Simplify right side
    69,122,054x = 3,792,130,340,009,861.50
  5. Step 5: Solve for x
    x = 3,792,130,340,009,861.50/69,122,054
  6. Step 6: Final answer
    x = 54,861,366.53

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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.