Home / 29,160,911.20-43,741,366.80-19,524,114.40

Finding the Fourth Proportional to 29,160,911.20, 43,741,366.80 and 19,524,114.40

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Solution

The fourth proportional to 29,160,911.20, 43,741,366.80 and 19,524,114.40 is: 29,286,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160,911.20 : 43,741,366.80 = 19,524,114.40 : x
  2. Step 2: Convert to fraction form
    29,160,911.20/43,741,366.80 = 19,524,114.40/x
  3. Step 3: Cross multiply
    29,160,911.20x = 43,741,366.80 × 19,524,114.40
  4. Step 4: Simplify right side
    29,160,911.20x = 854,011,449,415,561.75
  5. Step 5: Solve for x
    x = 854,011,449,415,561.75/29,160,911.20
  6. Step 6: Final answer
    x = 29,286,171.60

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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.