Home / 10,853,990.20-16,293,426.90-6,368,793.40

Finding the Fourth Proportional to 10,853,990.20, 16,293,426.90 and 6,368,793.40

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Solution

The fourth proportional to 10,853,990.20, 16,293,426.90 and 6,368,793.40 is: 9,560,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853,990.20 : 16,293,426.90 = 6,368,793.40 : x
  2. Step 2: Convert to fraction form
    10,853,990.20/16,293,426.90 = 6,368,793.40/x
  3. Step 3: Cross multiply
    10,853,990.20x = 16,293,426.90 × 6,368,793.40
  4. Step 4: Simplify right side
    10,853,990.20x = 103,769,469,704,102.47
  5. Step 5: Solve for x
    x = 103,769,469,704,102.47/10,853,990.20
  6. Step 6: Final answer
    x = 9,560,490.45

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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.