Home / 11,571,458.40-17,358,132.16-5,811,229.60

Finding the Fourth Proportional to 11,571,458.40, 17,358,132.16 and 5,811,229.60

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Solution

The fourth proportional to 11,571,458.40, 17,358,132.16 and 5,811,229.60 is: 8,717,318.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571,458.40 : 17,358,132.16 = 5,811,229.60 : x
  2. Step 2: Convert to fraction form
    11,571,458.40/17,358,132.16 = 5,811,229.60/x
  3. Step 3: Cross multiply
    11,571,458.40x = 17,358,132.16 × 5,811,229.60
  4. Step 4: Simplify right side
    11,571,458.40x = 100,872,091,408,903.94
  5. Step 5: Solve for x
    x = 100,872,091,408,903.94/11,571,458.40
  6. Step 6: Final answer
    x = 8,717,318.76

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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.