Home / 5,228,968.27-7,216,151.44-2,905,958.70

Finding the Fourth Proportional to 5,228,968.27, 7,216,151.44 and 2,905,958.70

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Solution

The fourth proportional to 5,228,968.27, 7,216,151.44 and 2,905,958.70 is: 4,010,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,968.27 : 7,216,151.44 = 2,905,958.70 : x
  2. Step 2: Convert to fraction form
    5,228,968.27/7,216,151.44 = 2,905,958.70/x
  3. Step 3: Cross multiply
    5,228,968.27x = 7,216,151.44 × 2,905,958.70
  4. Step 4: Simplify right side
    5,228,968.27x = 20,969,838,057,585.53
  5. Step 5: Solve for x
    x = 20,969,838,057,585.53/5,228,968.27
  6. Step 6: Final answer
    x = 4,010,320.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.