Home / 10,376,561.78-15,574,287.89-5,522,943.11

Finding the Fourth Proportional to 10,376,561.78, 15,574,287.89 and 5,522,943.11

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Solution

The fourth proportional to 10,376,561.78, 15,574,287.89 and 5,522,943.11 is: 8,289,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,561.78 : 15,574,287.89 = 5,522,943.11 : x
  2. Step 2: Convert to fraction form
    10,376,561.78/15,574,287.89 = 5,522,943.11/x
  3. Step 3: Cross multiply
    10,376,561.78x = 15,574,287.89 × 5,522,943.11
  4. Step 4: Simplify right side
    10,376,561.78x = 86,015,906,006,552.94
  5. Step 5: Solve for x
    x = 86,015,906,006,552.94/10,376,561.78
  6. Step 6: Final answer
    x = 8,289,441.90

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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.