Home / 8,631,118.49-11,910,884.83-4,763,639.57

Finding the Fourth Proportional to 8,631,118.49, 11,910,884.83 and 4,763,639.57

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Solution

The fourth proportional to 8,631,118.49, 11,910,884.83 and 4,763,639.57 is: 6,573,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,118.49 : 11,910,884.83 = 4,763,639.57 : x
  2. Step 2: Convert to fraction form
    8,631,118.49/11,910,884.83 = 4,763,639.57/x
  3. Step 3: Cross multiply
    8,631,118.49x = 11,910,884.83 × 4,763,639.57
  4. Step 4: Simplify right side
    8,631,118.49x = 56,739,162,218,437.21
  5. Step 5: Solve for x
    x = 56,739,162,218,437.21/8,631,118.49
  6. Step 6: Final answer
    x = 6,573,790.21

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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.