Home / 7,695,039.60-11,539,837.80-2,645,175.60

Finding the Fourth Proportional to 7,695,039.60, 11,539,837.80 and 2,645,175.60

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Solution

The fourth proportional to 7,695,039.60, 11,539,837.80 and 2,645,175.60 is: 3,966,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,039.60 : 11,539,837.80 = 2,645,175.60 : x
  2. Step 2: Convert to fraction form
    7,695,039.60/11,539,837.80 = 2,645,175.60/x
  3. Step 3: Cross multiply
    7,695,039.60x = 11,539,837.80 × 2,645,175.60
  4. Step 4: Simplify right side
    7,695,039.60x = 30,524,897,376,517.68
  5. Step 5: Solve for x
    x = 30,524,897,376,517.68/7,695,039.60
  6. Step 6: Final answer
    x = 3,966,827.85

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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.