Home / 8,427,449.73-11,625,596.11-5,118,863.52

Finding the Fourth Proportional to 8,427,449.73, 11,625,596.11 and 5,118,863.52

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Solution

The fourth proportional to 8,427,449.73, 11,625,596.11 and 5,118,863.52 is: 7,061,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427,449.73 : 11,625,596.11 = 5,118,863.52 : x
  2. Step 2: Convert to fraction form
    8,427,449.73/11,625,596.11 = 5,118,863.52/x
  3. Step 3: Cross multiply
    8,427,449.73x = 11,625,596.11 × 5,118,863.52
  4. Step 4: Simplify right side
    8,427,449.73x = 59,509,839,742,010.61
  5. Step 5: Solve for x
    x = 59,509,839,742,010.61/8,427,449.73
  6. Step 6: Final answer
    x = 7,061,429.22

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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.