Home / 7,882,665.86-11,818,321.46-4,843,752.14

Finding the Fourth Proportional to 7,882,665.86, 11,818,321.46 and 4,843,752.14

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Solution

The fourth proportional to 7,882,665.86, 11,818,321.46 and 4,843,752.14 is: 7,262,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,665.86 : 11,818,321.46 = 4,843,752.14 : x
  2. Step 2: Convert to fraction form
    7,882,665.86/11,818,321.46 = 4,843,752.14/x
  3. Step 3: Cross multiply
    7,882,665.86x = 11,818,321.46 × 4,843,752.14
  4. Step 4: Simplify right side
    7,882,665.86x = 57,245,019,803,991.32
  5. Step 5: Solve for x
    x = 57,245,019,803,991.32/7,882,665.86
  6. Step 6: Final answer
    x = 7,262,139.59

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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.