Home / 8,404,295.20-12,578,449.20-7,396,525.60

Finding the Fourth Proportional to 8,404,295.20, 12,578,449.20 and 7,396,525.60

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Solution

The fourth proportional to 8,404,295.20, 12,578,449.20 and 7,396,525.60 is: 11,070,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404,295.20 : 12,578,449.20 = 7,396,525.60 : x
  2. Step 2: Convert to fraction form
    8,404,295.20/12,578,449.20 = 7,396,525.60/x
  3. Step 3: Cross multiply
    8,404,295.20x = 12,578,449.20 × 7,396,525.60
  4. Step 4: Simplify right side
    8,404,295.20x = 93,036,821,516,099.52
  5. Step 5: Solve for x
    x = 93,036,821,516,099.52/8,404,295.20
  6. Step 6: Final answer
    x = 11,070,151.55

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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.