Home / 69,774,560.28-104,653,597.86-18,660,540.60

Finding the Fourth Proportional to 69,774,560.28, 104,653,597.86 and 18,660,540.60

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Solution

The fourth proportional to 69,774,560.28, 104,653,597.86 and 18,660,540.60 is: 27,988,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,774,560.28 : 104,653,597.86 = 18,660,540.60 : x
  2. Step 2: Convert to fraction form
    69,774,560.28/104,653,597.86 = 18,660,540.60/x
  3. Step 3: Cross multiply
    69,774,560.28x = 104,653,597.86 × 18,660,540.60
  4. Step 4: Simplify right side
    69,774,560.28x = 1,952,892,711,802,603.25
  5. Step 5: Solve for x
    x = 1,952,892,711,802,603.25/69,774,560.28
  6. Step 6: Final answer
    x = 27,988,606.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.