Home / 40,308,367.12-60,461,943.08-18,134,850.72

Finding the Fourth Proportional to 40,308,367.12, 60,461,943.08 and 18,134,850.72

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Solution

The fourth proportional to 40,308,367.12, 60,461,943.08 and 18,134,850.72 is: 27,202,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,308,367.12 : 60,461,943.08 = 18,134,850.72 : x
  2. Step 2: Convert to fraction form
    40,308,367.12/60,461,943.08 = 18,134,850.72/x
  3. Step 3: Cross multiply
    40,308,367.12x = 60,461,943.08 × 18,134,850.72
  4. Step 4: Simplify right side
    40,308,367.12x = 1,096,468,311,996,936.88
  5. Step 5: Solve for x
    x = 1,096,468,311,996,936.88/40,308,367.12
  6. Step 6: Final answer
    x = 27,202,002.72

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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.