Home / 10,971,693-16,458,621.84-3,782,280.24

Finding the Fourth Proportional to 10,971,693, 16,458,621.84 and 3,782,280.24

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Solution

The fourth proportional to 10,971,693, 16,458,621.84 and 3,782,280.24 is: 5,673,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,693 : 16,458,621.84 = 3,782,280.24 : x
  2. Step 2: Convert to fraction form
    10,971,693/16,458,621.84 = 3,782,280.24/x
  3. Step 3: Cross multiply
    10,971,693x = 16,458,621.84 × 3,782,280.24
  4. Step 4: Simplify right side
    10,971,693x = 62,251,120,163,064.45
  5. Step 5: Solve for x
    x = 62,251,120,163,064.45/10,971,693
  6. Step 6: Final answer
    x = 5,673,793.48

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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.