Home / 8,857,998.40-12,224,037.76-4,783,617.28

Finding the Fourth Proportional to 8,857,998.40, 12,224,037.76 and 4,783,617.28

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Solution

The fourth proportional to 8,857,998.40, 12,224,037.76 and 4,783,617.28 is: 6,601,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,998.40 : 12,224,037.76 = 4,783,617.28 : x
  2. Step 2: Convert to fraction form
    8,857,998.40/12,224,037.76 = 4,783,617.28/x
  3. Step 3: Cross multiply
    8,857,998.40x = 12,224,037.76 × 4,783,617.28
  4. Step 4: Simplify right side
    8,857,998.40x = 58,475,118,260,108.49
  5. Step 5: Solve for x
    x = 58,475,118,260,108.49/8,857,998.40
  6. Step 6: Final answer
    x = 6,601,391.83

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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.