Home / 16,079,985.54-22,193,880.12-9,890,352.72

Finding the Fourth Proportional to 16,079,985.54, 22,193,880.12 and 9,890,352.72

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Solution

The fourth proportional to 16,079,985.54, 22,193,880.12 and 9,890,352.72 is: 13,650,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079,985.54 : 22,193,880.12 = 9,890,352.72 : x
  2. Step 2: Convert to fraction form
    16,079,985.54/22,193,880.12 = 9,890,352.72/x
  3. Step 3: Cross multiply
    16,079,985.54x = 22,193,880.12 × 9,890,352.72
  4. Step 4: Simplify right side
    16,079,985.54x = 219,505,302,612,195.94
  5. Step 5: Solve for x
    x = 219,505,302,612,195.94/16,079,985.54
  6. Step 6: Final answer
    x = 13,650,839.55

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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.