Home / 8,446,816.70-11,666,229.82-5,725,838.78

Finding the Fourth Proportional to 8,446,816.70, 11,666,229.82 and 5,725,838.78

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Solution

The fourth proportional to 8,446,816.70, 11,666,229.82 and 5,725,838.78 is: 7,908,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,816.70 : 11,666,229.82 = 5,725,838.78 : x
  2. Step 2: Convert to fraction form
    8,446,816.70/11,666,229.82 = 5,725,838.78/x
  3. Step 3: Cross multiply
    8,446,816.70x = 11,666,229.82 × 5,725,838.78
  4. Step 4: Simplify right side
    8,446,816.70x = 66,798,951,123,058.87
  5. Step 5: Solve for x
    x = 66,798,951,123,058.87/8,446,816.70
  6. Step 6: Final answer
    x = 7,908,180.50

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1.5x scale

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.