Home / 10,376,561.87-15,574,288.03-5,522,943.21

Finding the Fourth Proportional to 10,376,561.87, 15,574,288.03 and 5,522,943.21

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Solution

The fourth proportional to 10,376,561.87, 15,574,288.03 and 5,522,943.21 is: 8,289,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,561.87 : 15,574,288.03 = 5,522,943.21 : x
  2. Step 2: Convert to fraction form
    10,376,561.87/15,574,288.03 = 5,522,943.21/x
  3. Step 3: Cross multiply
    10,376,561.87x = 15,574,288.03 × 5,522,943.21
  4. Step 4: Simplify right side
    10,376,561.87x = 86,015,908,325,872.77
  5. Step 5: Solve for x
    x = 86,015,908,325,872.77/10,376,561.87
  6. Step 6: Final answer
    x = 8,289,442.05

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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.