Home / 7,940,575.93-11,905,636.95-5,236,656.61

Finding the Fourth Proportional to 7,940,575.93, 11,905,636.95 and 5,236,656.61

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Solution

The fourth proportional to 7,940,575.93, 11,905,636.95 and 5,236,656.61 is: 7,851,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,575.93 : 11,905,636.95 = 5,236,656.61 : x
  2. Step 2: Convert to fraction form
    7,940,575.93/11,905,636.95 = 5,236,656.61/x
  3. Step 3: Cross multiply
    7,940,575.93x = 11,905,636.95 × 5,236,656.61
  4. Step 4: Simplify right side
    7,940,575.93x = 62,345,732,344,766.28
  5. Step 5: Solve for x
    x = 62,345,732,344,766.28/7,940,575.93
  6. Step 6: Final answer
    x = 7,851,537.84

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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.