Home / 6,463,710.70-8,919,981.38-3,563,205.34

Finding the Fourth Proportional to 6,463,710.70, 8,919,981.38 and 3,563,205.34

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Solution

The fourth proportional to 6,463,710.70, 8,919,981.38 and 3,563,205.34 is: 4,917,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,710.70 : 8,919,981.38 = 3,563,205.34 : x
  2. Step 2: Convert to fraction form
    6,463,710.70/8,919,981.38 = 3,563,205.34/x
  3. Step 3: Cross multiply
    6,463,710.70x = 8,919,981.38 × 3,563,205.34
  4. Step 4: Simplify right side
    6,463,710.70x = 31,783,725,245,800.59
  5. Step 5: Solve for x
    x = 31,783,725,245,800.59/6,463,710.70
  6. Step 6: Final answer
    x = 4,917,256.78

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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.