Home / 15,169,715.78-22,757,722.97-5,072,074.34

Finding the Fourth Proportional to 15,169,715.78, 22,757,722.97 and 5,072,074.34

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Solution

The fourth proportional to 15,169,715.78, 22,757,722.97 and 5,072,074.34 is: 7,609,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169,715.78 : 22,757,722.97 = 5,072,074.34 : x
  2. Step 2: Convert to fraction form
    15,169,715.78/22,757,722.97 = 5,072,074.34/x
  3. Step 3: Cross multiply
    15,169,715.78x = 22,757,722.97 × 5,072,074.34
  4. Step 4: Simplify right side
    15,169,715.78x = 115,428,862,573,816.61
  5. Step 5: Solve for x
    x = 115,428,862,573,816.61/15,169,715.78
  6. Step 6: Final answer
    x = 7,609,164.49

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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.