Home / 8,205,694.40-12,308,541.60-3,656,734.40

Finding the Fourth Proportional to 8,205,694.40, 12,308,541.60 and 3,656,734.40

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Solution

The fourth proportional to 8,205,694.40, 12,308,541.60 and 3,656,734.40 is: 5,485,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,694.40 : 12,308,541.60 = 3,656,734.40 : x
  2. Step 2: Convert to fraction form
    8,205,694.40/12,308,541.60 = 3,656,734.40/x
  3. Step 3: Cross multiply
    8,205,694.40x = 12,308,541.60 × 3,656,734.40
  4. Step 4: Simplify right side
    8,205,694.40x = 45,009,067,482,551.04
  5. Step 5: Solve for x
    x = 45,009,067,482,551.04/8,205,694.40
  6. Step 6: Final answer
    x = 5,485,101.60

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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.