Home / 16,876,916.60-23,290,256.69-9,141,958.85

Finding the Fourth Proportional to 16,876,916.60, 23,290,256.69 and 9,141,958.85

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Solution

The fourth proportional to 16,876,916.60, 23,290,256.69 and 9,141,958.85 is: 12,615,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,916.60 : 23,290,256.69 = 9,141,958.85 : x
  2. Step 2: Convert to fraction form
    16,876,916.60/23,290,256.69 = 9,141,958.85/x
  3. Step 3: Cross multiply
    16,876,916.60x = 23,290,256.69 × 9,141,958.85
  4. Step 4: Simplify right side
    16,876,916.60x = 212,918,568,103,756.12
  5. Step 5: Solve for x
    x = 212,918,568,103,756.12/16,876,916.60
  6. Step 6: Final answer
    x = 12,615,963.76

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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.