Home / 12,096,367.47-18,138,251.43-5,704,903.71

Finding the Fourth Proportional to 12,096,367.47, 18,138,251.43 and 5,704,903.71

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Solution

The fourth proportional to 12,096,367.47, 18,138,251.43 and 5,704,903.71 is: 8,554,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,367.47 : 18,138,251.43 = 5,704,903.71 : x
  2. Step 2: Convert to fraction form
    12,096,367.47/18,138,251.43 = 5,704,903.71/x
  3. Step 3: Cross multiply
    12,096,367.47x = 18,138,251.43 × 5,704,903.71
  4. Step 4: Simplify right side
    12,096,367.47x = 103,476,977,875,919.80
  5. Step 5: Solve for x
    x = 103,476,977,875,919.80/12,096,367.47
  6. Step 6: Final answer
    x = 8,554,384.46

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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.