Home / 7,815,037.60-11,722,556.40-5,264,120.80

Finding the Fourth Proportional to 7,815,037.60, 11,722,556.40 and 5,264,120.80

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Solution

The fourth proportional to 7,815,037.60, 11,722,556.40 and 5,264,120.80 is: 7,896,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,037.60 : 11,722,556.40 = 5,264,120.80 : x
  2. Step 2: Convert to fraction form
    7,815,037.60/11,722,556.40 = 5,264,120.80/x
  3. Step 3: Cross multiply
    7,815,037.60x = 11,722,556.40 × 5,264,120.80
  4. Step 4: Simplify right side
    7,815,037.60x = 61,708,952,974,413.12
  5. Step 5: Solve for x
    x = 61,708,952,974,413.12/7,815,037.60
  6. Step 6: Final answer
    x = 7,896,181.20

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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.