Home / 7,015,900.80-10,521,664.20-2,757,374.40

Finding the Fourth Proportional to 7,015,900.80, 10,521,664.20 and 2,757,374.40

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Solution

The fourth proportional to 7,015,900.80, 10,521,664.20 and 2,757,374.40 is: 4,135,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015,900.80 : 10,521,664.20 = 2,757,374.40 : x
  2. Step 2: Convert to fraction form
    7,015,900.80/10,521,664.20 = 2,757,374.40/x
  3. Step 3: Cross multiply
    7,015,900.80x = 10,521,664.20 × 2,757,374.40
  4. Step 4: Simplify right side
    7,015,900.80x = 29,012,167,510,476.48
  5. Step 5: Solve for x
    x = 29,012,167,510,476.48/7,015,900.80
  6. Step 6: Final answer
    x = 4,135,202.07

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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.