Home / 12,096,417.20-18,171,659.40-10,105,761.20

Finding the Fourth Proportional to 12,096,417.20, 18,171,659.40 and 10,105,761.20

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Solution

The fourth proportional to 12,096,417.20, 18,171,659.40 and 10,105,761.20 is: 15,181,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,417.20 : 18,171,659.40 = 10,105,761.20 : x
  2. Step 2: Convert to fraction form
    12,096,417.20/18,171,659.40 = 10,105,761.20/x
  3. Step 3: Cross multiply
    12,096,417.20x = 18,171,659.40 × 10,105,761.20
  4. Step 4: Simplify right side
    12,096,417.20x = 183,638,450,504,135.25
  5. Step 5: Solve for x
    x = 183,638,450,504,135.25/12,096,417.20
  6. Step 6: Final answer
    x = 15,181,226.60

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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.