Home / 4,200,931.30-6,285,650.55-2,783,755.30

Finding the Fourth Proportional to 4,200,931.30, 6,285,650.55 and 2,783,755.30

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Solution

The fourth proportional to 4,200,931.30, 6,285,650.55 and 2,783,755.30 is: 4,165,198.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,931.30 : 6,285,650.55 = 2,783,755.30 : x
  2. Step 2: Convert to fraction form
    4,200,931.30/6,285,650.55 = 2,783,755.30/x
  3. Step 3: Cross multiply
    4,200,931.30x = 6,285,650.55 × 2,783,755.30
  4. Step 4: Simplify right side
    4,200,931.30x = 17,497,713,032,510.41
  5. Step 5: Solve for x
    x = 17,497,713,032,510.41/4,200,931.30
  6. Step 6: Final answer
    x = 4,165,198.57

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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.