Home / 8,784,042.57-12,121,859.25-4,916,563.11

Finding the Fourth Proportional to 8,784,042.57, 12,121,859.25 and 4,916,563.11

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Solution

The fourth proportional to 8,784,042.57, 12,121,859.25 and 4,916,563.11 is: 6,784,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,042.57 : 12,121,859.25 = 4,916,563.11 : x
  2. Step 2: Convert to fraction form
    8,784,042.57/12,121,859.25 = 4,916,563.11/x
  3. Step 3: Cross multiply
    8,784,042.57x = 12,121,859.25 × 4,916,563.11
  4. Step 4: Simplify right side
    8,784,042.57x = 59,597,886,013,162.27
  5. Step 5: Solve for x
    x = 59,597,886,013,162.27/8,784,042.57
  6. Step 6: Final answer
    x = 6,784,790.21

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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.