Home / 39,707,428.72-54,797,582.36-22,067,074.81

Finding the Fourth Proportional to 39,707,428.72, 54,797,582.36 and 22,067,074.81

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Solution

The fourth proportional to 39,707,428.72, 54,797,582.36 and 22,067,074.81 is: 30,453,302.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707,428.72 : 54,797,582.36 = 22,067,074.81 : x
  2. Step 2: Convert to fraction form
    39,707,428.72/54,797,582.36 = 22,067,074.81/x
  3. Step 3: Cross multiply
    39,707,428.72x = 54,797,582.36 × 22,067,074.81
  4. Step 4: Simplify right side
    39,707,428.72x = 1,209,222,348,960,933
  5. Step 5: Solve for x
    x = 1,209,222,348,960,933/39,707,428.72
  6. Step 6: Final answer
    x = 30,453,302.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.