Home / 10,992,057.40-16,488,086.10-8,157,705.40

Finding the Fourth Proportional to 10,992,057.40, 16,488,086.10 and 8,157,705.40

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Solution

The fourth proportional to 10,992,057.40, 16,488,086.10 and 8,157,705.40 is: 12,236,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,057.40 : 16,488,086.10 = 8,157,705.40 : x
  2. Step 2: Convert to fraction form
    10,992,057.40/16,488,086.10 = 8,157,705.40/x
  3. Step 3: Cross multiply
    10,992,057.40x = 16,488,086.10 × 8,157,705.40
  4. Step 4: Simplify right side
    10,992,057.40x = 134,504,949,013,634.94
  5. Step 5: Solve for x
    x = 134,504,949,013,634.94/10,992,057.40
  6. Step 6: Final answer
    x = 12,236,558.10

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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.