Home / 7,650,574.02-11,470,534.46-3,388,431.78

Finding the Fourth Proportional to 7,650,574.02, 11,470,534.46 and 3,388,431.78

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Solution

The fourth proportional to 7,650,574.02, 11,470,534.46 and 3,388,431.78 is: 5,080,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,574.02 : 11,470,534.46 = 3,388,431.78 : x
  2. Step 2: Convert to fraction form
    7,650,574.02/11,470,534.46 = 3,388,431.78/x
  3. Step 3: Cross multiply
    7,650,574.02x = 11,470,534.46 × 3,388,431.78
  4. Step 4: Simplify right side
    7,650,574.02x = 38,867,123,480,906.98
  5. Step 5: Solve for x
    x = 38,867,123,480,906.98/7,650,574.02
  6. Step 6: Final answer
    x = 5,080,288.54

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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.