Home / 4,758,855.30-7,129,622.34-4,248,671.94

Finding the Fourth Proportional to 4,758,855.30, 7,129,622.34 and 4,248,671.94

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Solution

The fourth proportional to 4,758,855.30, 7,129,622.34 and 4,248,671.94 is: 6,365,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,855.30 : 7,129,622.34 = 4,248,671.94 : x
  2. Step 2: Convert to fraction form
    4,758,855.30/7,129,622.34 = 4,248,671.94/x
  3. Step 3: Cross multiply
    4,758,855.30x = 7,129,622.34 × 4,248,671.94
  4. Step 4: Simplify right side
    4,758,855.30x = 30,291,426,378,755.14
  5. Step 5: Solve for x
    x = 30,291,426,378,755.14/4,758,855.30
  6. Step 6: Final answer
    x = 6,365,275.78

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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.