Home / 8,783,936.83-12,121,713.88-4,916,456.83

Finding the Fourth Proportional to 8,783,936.83, 12,121,713.88 and 4,916,456.83

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Solution

The fourth proportional to 8,783,936.83, 12,121,713.88 and 4,916,456.83 is: 6,784,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,936.83 : 12,121,713.88 = 4,916,456.83 : x
  2. Step 2: Convert to fraction form
    8,783,936.83/12,121,713.88 = 4,916,456.83/x
  3. Step 3: Cross multiply
    8,783,936.83x = 12,121,713.88 × 4,916,456.83
  4. Step 4: Simplify right side
    8,783,936.83x = 59,595,882,996,631.80
  5. Step 5: Solve for x
    x = 59,595,882,996,631.80/8,783,936.83
  6. Step 6: Final answer
    x = 6,784,643.85

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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.