Home / 9,947,231.10-14,920,845.78-2,758,764.87

Finding the Fourth Proportional to 9,947,231.10, 14,920,845.78 and 2,758,764.87

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Solution

The fourth proportional to 9,947,231.10, 14,920,845.78 and 2,758,764.87 is: 4,138,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,231.10 : 14,920,845.78 = 2,758,764.87 : x
  2. Step 2: Convert to fraction form
    9,947,231.10/14,920,845.78 = 2,758,764.87/x
  3. Step 3: Cross multiply
    9,947,231.10x = 14,920,845.78 × 2,758,764.87
  4. Step 4: Simplify right side
    9,947,231.10x = 41,163,105,168,551.75
  5. Step 5: Solve for x
    x = 41,163,105,168,551.75/9,947,231.10
  6. Step 6: Final answer
    x = 4,138,147.06

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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.