Home / 14,793,865.38-20,413,766.12-8,177,560.08

Finding the Fourth Proportional to 14,793,865.38, 20,413,766.12 and 8,177,560.08

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Solution

The fourth proportional to 14,793,865.38, 20,413,766.12 and 8,177,560.08 is: 11,284,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793,865.38 : 20,413,766.12 = 8,177,560.08 : x
  2. Step 2: Convert to fraction form
    14,793,865.38/20,413,766.12 = 8,177,560.08/x
  3. Step 3: Cross multiply
    14,793,865.38x = 20,413,766.12 × 8,177,560.08
  4. Step 4: Simplify right side
    14,793,865.38x = 166,934,798,905,368.50
  5. Step 5: Solve for x
    x = 166,934,798,905,368.50/14,793,865.38
  6. Step 6: Final answer
    x = 11,284,055.56

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1.5x scale

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.