Home / 16,392,378.96-22,623,466.61-9,329,689.38

Finding the Fourth Proportional to 16,392,378.96, 22,623,466.61 and 9,329,689.38

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Solution

The fourth proportional to 16,392,378.96, 22,623,466.61 and 9,329,689.38 is: 12,876,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,392,378.96 : 22,623,466.61 = 9,329,689.38 : x
  2. Step 2: Convert to fraction form
    16,392,378.96/22,623,466.61 = 9,329,689.38/x
  3. Step 3: Cross multiply
    16,392,378.96x = 22,623,466.61 × 9,329,689.38
  4. Step 4: Simplify right side
    16,392,378.96x = 211,069,916,170,101.62
  5. Step 5: Solve for x
    x = 211,069,916,170,101.62/16,392,378.96
  6. Step 6: Final answer
    x = 12,876,100.33

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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.