Home / 14,793,874.92-20,413,779.22-8,177,569.60

Finding the Fourth Proportional to 14,793,874.92, 20,413,779.22 and 8,177,569.60

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Solution

The fourth proportional to 14,793,874.92, 20,413,779.22 and 8,177,569.60 is: 11,284,068.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793,874.92 : 20,413,779.22 = 8,177,569.60 : x
  2. Step 2: Convert to fraction form
    14,793,874.92/20,413,779.22 = 8,177,569.60/x
  3. Step 3: Cross multiply
    14,793,874.92x = 20,413,779.22 × 8,177,569.60
  4. Step 4: Simplify right side
    14,793,874.92x = 166,935,100,370,583.69
  5. Step 5: Solve for x
    x = 166,935,100,370,583.69/14,793,874.92
  6. Step 6: Final answer
    x = 11,284,068.66

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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.