Home / 19,470,148.80-26,867,716.92-10,647,857.76

Finding the Fourth Proportional to 19,470,148.80, 26,867,716.92 and 10,647,857.76

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Solution

The fourth proportional to 19,470,148.80, 26,867,716.92 and 10,647,857.76 is: 14,693,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470,148.80 : 26,867,716.92 = 10,647,857.76 : x
  2. Step 2: Convert to fraction form
    19,470,148.80/26,867,716.92 = 10,647,857.76/x
  3. Step 3: Cross multiply
    19,470,148.80x = 26,867,716.92 × 10,647,857.76
  4. Step 4: Simplify right side
    19,470,148.80x = 286,083,628,100,105.31
  5. Step 5: Solve for x
    x = 286,083,628,100,105.31/19,470,148.80
  6. Step 6: Final answer
    x = 14,693,448.47

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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.