Home / 8,339,656.14-12,510,417.60-2,658,562.38

Finding the Fourth Proportional to 8,339,656.14, 12,510,417.60 and 2,658,562.38

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Solution

The fourth proportional to 8,339,656.14, 12,510,417.60 and 2,658,562.38 is: 3,988,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,656.14 : 12,510,417.60 = 2,658,562.38 : x
  2. Step 2: Convert to fraction form
    8,339,656.14/12,510,417.60 = 2,658,562.38/x
  3. Step 3: Cross multiply
    8,339,656.14x = 12,510,417.60 × 2,658,562.38
  4. Step 4: Simplify right side
    8,339,656.14x = 33,259,725,589,449.89
  5. Step 5: Solve for x
    x = 33,259,725,589,449.89/8,339,656.14
  6. Step 6: Final answer
    x = 3,988,141.12

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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.