Home / 12,307,757.64-18,467,040.78-6,549,133.92

Finding the Fourth Proportional to 12,307,757.64, 18,467,040.78 and 6,549,133.92

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Solution

The fourth proportional to 12,307,757.64, 18,467,040.78 and 6,549,133.92 is: 9,826,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307,757.64 : 18,467,040.78 = 6,549,133.92 : x
  2. Step 2: Convert to fraction form
    12,307,757.64/18,467,040.78 = 6,549,133.92/x
  3. Step 3: Cross multiply
    12,307,757.64x = 18,467,040.78 × 6,549,133.92
  4. Step 4: Simplify right side
    12,307,757.64x = 120,943,123,174,321.27
  5. Step 5: Solve for x
    x = 120,943,123,174,321.27/12,307,757.64
  6. Step 6: Final answer
    x = 9,826,576.60

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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.