Home / 12,482,664.40-18,723,996.60-5,764,200.40

Finding the Fourth Proportional to 12,482,664.40, 18,723,996.60 and 5,764,200.40

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Solution

The fourth proportional to 12,482,664.40, 18,723,996.60 and 5,764,200.40 is: 8,646,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,664.40 : 18,723,996.60 = 5,764,200.40 : x
  2. Step 2: Convert to fraction form
    12,482,664.40/18,723,996.60 = 5,764,200.40/x
  3. Step 3: Cross multiply
    12,482,664.40x = 18,723,996.60 × 5,764,200.40
  4. Step 4: Simplify right side
    12,482,664.40x = 107,928,868,691,318.66
  5. Step 5: Solve for x
    x = 107,928,868,691,318.66/12,482,664.40
  6. Step 6: Final answer
    x = 8,646,300.60

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1.5x scale

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.