Home / 69,450,376.78-95,842,837.86-38,086,438.92

Finding the Fourth Proportional to 69,450,376.78, 95,842,837.86 and 38,086,438.92

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Solution

The fourth proportional to 69,450,376.78, 95,842,837.86 and 38,086,438.92 is: 52,560,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,450,376.78 : 95,842,837.86 = 38,086,438.92 : x
  2. Step 2: Convert to fraction form
    69,450,376.78/95,842,837.86 = 38,086,438.92/x
  3. Step 3: Cross multiply
    69,450,376.78x = 95,842,837.86 × 38,086,438.92
  4. Step 4: Simplify right side
    69,450,376.78x = 3,650,312,390,595,382.50
  5. Step 5: Solve for x
    x = 3,650,312,390,595,382.50/69,450,376.78
  6. Step 6: Final answer
    x = 52,560,008.45

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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.