Home / 11,123,947.40-16,685,921.10-3,551,160.20

Finding the Fourth Proportional to 11,123,947.40, 16,685,921.10 and 3,551,160.20

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Solution

The fourth proportional to 11,123,947.40, 16,685,921.10 and 3,551,160.20 is: 5,326,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,947.40 : 16,685,921.10 = 3,551,160.20 : x
  2. Step 2: Convert to fraction form
    11,123,947.40/16,685,921.10 = 3,551,160.20/x
  3. Step 3: Cross multiply
    11,123,947.40x = 16,685,921.10 × 3,551,160.20
  4. Step 4: Simplify right side
    11,123,947.40x = 59,254,378,910,660.22
  5. Step 5: Solve for x
    x = 59,254,378,910,660.22/11,123,947.40
  6. Step 6: Final answer
    x = 5,326,740.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.