Home / 7,240,683.15-10,858,173.12-2,628,569.88

Finding the Fourth Proportional to 7,240,683.15, 10,858,173.12 and 2,628,569.88

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Solution

The fourth proportional to 7,240,683.15, 10,858,173.12 and 2,628,569.88 is: 3,941,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,683.15 : 10,858,173.12 = 2,628,569.88 : x
  2. Step 2: Convert to fraction form
    7,240,683.15/10,858,173.12 = 2,628,569.88/x
  3. Step 3: Cross multiply
    7,240,683.15x = 10,858,173.12 × 2,628,569.88
  4. Step 4: Simplify right side
    7,240,683.15x = 28,541,466,815,057.62
  5. Step 5: Solve for x
    x = 28,541,466,815,057.62/7,240,683.15
  6. Step 6: Final answer
    x = 3,941,819.61

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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.