Home / 7,713,222.20-10,644,015.94-4,228,441.79

Finding the Fourth Proportional to 7,713,222.20, 10,644,015.94 and 4,228,441.79

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Solution

The fourth proportional to 7,713,222.20, 10,644,015.94 and 4,228,441.79 is: 5,835,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,222.20 : 10,644,015.94 = 4,228,441.79 : x
  2. Step 2: Convert to fraction form
    7,713,222.20/10,644,015.94 = 4,228,441.79/x
  3. Step 3: Cross multiply
    7,713,222.20x = 10,644,015.94 × 4,228,441.79
  4. Step 4: Simplify right side
    7,713,222.20x = 45,007,601,750,330.95
  5. Step 5: Solve for x
    x = 45,007,601,750,330.95/7,713,222.20
  6. Step 6: Final answer
    x = 5,835,123.19

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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.