Home / 12,364,562.70-18,538,204.05-7,313,273.10

Finding the Fourth Proportional to 12,364,562.70, 18,538,204.05 and 7,313,273.10

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Solution

The fourth proportional to 12,364,562.70, 18,538,204.05 and 7,313,273.10 is: 10,964,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,562.70 : 18,538,204.05 = 7,313,273.10 : x
  2. Step 2: Convert to fraction form
    12,364,562.70/18,538,204.05 = 7,313,273.10/x
  3. Step 3: Cross multiply
    12,364,562.70x = 18,538,204.05 × 7,313,273.10
  4. Step 4: Simplify right side
    12,364,562.70x = 135,574,949,001,176.05
  5. Step 5: Solve for x
    x = 135,574,949,001,176.05/12,364,562.70
  6. Step 6: Final answer
    x = 10,964,799.35

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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.