Home / 5,110,783.50-7,667,471.25-1,915,918.86

Finding the Fourth Proportional to 5,110,783.50, 7,667,471.25 and 1,915,918.86

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Solution

The fourth proportional to 5,110,783.50, 7,667,471.25 and 1,915,918.86 is: 2,874,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,783.50 : 7,667,471.25 = 1,915,918.86 : x
  2. Step 2: Convert to fraction form
    5,110,783.50/7,667,471.25 = 1,915,918.86/x
  3. Step 3: Cross multiply
    5,110,783.50x = 7,667,471.25 × 1,915,918.86
  4. Step 4: Simplify right side
    5,110,783.50x = 14,690,252,776,382.78
  5. Step 5: Solve for x
    x = 14,690,252,776,382.78/5,110,783.50
  6. Step 6: Final answer
    x = 2,874,364.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.