Home / 16,656,927.88-22,986,622.20-9,689,277.28

Finding the Fourth Proportional to 16,656,927.88, 22,986,622.20 and 9,689,277.28

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Solution

The fourth proportional to 16,656,927.88, 22,986,622.20 and 9,689,277.28 is: 13,371,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656,927.88 : 22,986,622.20 = 9,689,277.28 : x
  2. Step 2: Convert to fraction form
    16,656,927.88/22,986,622.20 = 9,689,277.28/x
  3. Step 3: Cross multiply
    16,656,927.88x = 22,986,622.20 × 9,689,277.28
  4. Step 4: Simplify right side
    16,656,927.88x = 222,723,756,226,403.59
  5. Step 5: Solve for x
    x = 222,723,756,226,403.59/16,656,927.88
  6. Step 6: Final answer
    x = 13,371,238.55

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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.