Home / 8,512,900.49-11,747,705.91-4,645,487.45

Finding the Fourth Proportional to 8,512,900.49, 11,747,705.91 and 4,645,487.45

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Solution

The fourth proportional to 8,512,900.49, 11,747,705.91 and 4,645,487.45 is: 6,410,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,900.49 : 11,747,705.91 = 4,645,487.45 : x
  2. Step 2: Convert to fraction form
    8,512,900.49/11,747,705.91 = 4,645,487.45/x
  3. Step 3: Cross multiply
    8,512,900.49x = 11,747,705.91 × 4,645,487.45
  4. Step 4: Simplify right side
    8,512,900.49x = 54,573,820,371,195.84
  5. Step 5: Solve for x
    x = 54,573,820,371,195.84/8,512,900.49
  6. Step 6: Final answer
    x = 6,410,719.88

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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.