Home / 7,387,956.80-10,194,603.36-4,289,874.56

Finding the Fourth Proportional to 7,387,956.80, 10,194,603.36 and 4,289,874.56

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Solution

The fourth proportional to 7,387,956.80, 10,194,603.36 and 4,289,874.56 is: 5,919,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,956.80 : 10,194,603.36 = 4,289,874.56 : x
  2. Step 2: Convert to fraction form
    7,387,956.80/10,194,603.36 = 4,289,874.56/x
  3. Step 3: Cross multiply
    7,387,956.80x = 10,194,603.36 × 4,289,874.56
  4. Step 4: Simplify right side
    7,387,956.80x = 43,733,569,603,354.52
  5. Step 5: Solve for x
    x = 43,733,569,603,354.52/7,387,956.80
  6. Step 6: Final answer
    x = 5,919,575.71

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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.