Home / 16,821,855.60-25,232,783.40-8,318,799.60

Finding the Fourth Proportional to 16,821,855.60, 25,232,783.40 and 8,318,799.60

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Solution

The fourth proportional to 16,821,855.60, 25,232,783.40 and 8,318,799.60 is: 12,478,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,855.60 : 25,232,783.40 = 8,318,799.60 : x
  2. Step 2: Convert to fraction form
    16,821,855.60/25,232,783.40 = 8,318,799.60/x
  3. Step 3: Cross multiply
    16,821,855.60x = 25,232,783.40 × 8,318,799.60
  4. Step 4: Simplify right side
    16,821,855.60x = 209,906,468,454,806.62
  5. Step 5: Solve for x
    x = 209,906,468,454,806.62/16,821,855.60
  6. Step 6: Final answer
    x = 12,478,199.40

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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.