Home / 5,223,039.47-7,208,019.55-2,899,932.06

Finding the Fourth Proportional to 5,223,039.47, 7,208,019.55 and 2,899,932.06

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Solution

The fourth proportional to 5,223,039.47, 7,208,019.55 and 2,899,932.06 is: 4,002,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223,039.47 : 7,208,019.55 = 2,899,932.06 : x
  2. Step 2: Convert to fraction form
    5,223,039.47/7,208,019.55 = 2,899,932.06/x
  3. Step 3: Cross multiply
    5,223,039.47x = 7,208,019.55 × 2,899,932.06
  4. Step 4: Simplify right side
    5,223,039.47x = 20,902,766,967,652.11
  5. Step 5: Solve for x
    x = 20,902,766,967,652.11/5,223,039.47
  6. Step 6: Final answer
    x = 4,002,031.21

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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.