Home / 12,651,536.91-18,977,135.27-3,066,998.07

Finding the Fourth Proportional to 12,651,536.91, 18,977,135.27 and 3,066,998.07

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Solution

The fourth proportional to 12,651,536.91, 18,977,135.27 and 3,066,998.07 is: 4,600,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,536.91 : 18,977,135.27 = 3,066,998.07 : x
  2. Step 2: Convert to fraction form
    12,651,536.91/18,977,135.27 = 3,066,998.07/x
  3. Step 3: Cross multiply
    12,651,536.91x = 18,977,135.27 × 3,066,998.07
  4. Step 4: Simplify right side
    12,651,536.91x = 58,202,837,231,883.94
  5. Step 5: Solve for x
    x = 58,202,837,231,883.94/12,651,536.91
  6. Step 6: Final answer
    x = 4,600,455.87

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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.