Home / 7,665,966.40-11,498,949.60-2,275,448.80

Finding the Fourth Proportional to 7,665,966.40, 11,498,949.60 and 2,275,448.80

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Solution

The fourth proportional to 7,665,966.40, 11,498,949.60 and 2,275,448.80 is: 3,413,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,966.40 : 11,498,949.60 = 2,275,448.80 : x
  2. Step 2: Convert to fraction form
    7,665,966.40/11,498,949.60 = 2,275,448.80/x
  3. Step 3: Cross multiply
    7,665,966.40x = 11,498,949.60 × 2,275,448.80
  4. Step 4: Simplify right side
    7,665,966.40x = 26,165,271,068,580.48
  5. Step 5: Solve for x
    x = 26,165,271,068,580.48/7,665,966.40
  6. Step 6: Final answer
    x = 3,413,173.20

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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.