Home / 13,040,742.40-19,561,113.60-3,456,102.40

Finding the Fourth Proportional to 13,040,742.40, 19,561,113.60 and 3,456,102.40

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Solution

The fourth proportional to 13,040,742.40, 19,561,113.60 and 3,456,102.40 is: 5,184,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040,742.40 : 19,561,113.60 = 3,456,102.40 : x
  2. Step 2: Convert to fraction form
    13,040,742.40/19,561,113.60 = 3,456,102.40/x
  3. Step 3: Cross multiply
    13,040,742.40x = 19,561,113.60 × 3,456,102.40
  4. Step 4: Simplify right side
    13,040,742.40x = 67,605,211,659,632.64
  5. Step 5: Solve for x
    x = 67,605,211,659,632.64/13,040,742.40
  6. Step 6: Final answer
    x = 5,184,153.60

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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.