Home / 12,299,565.70-18,433,345.78-5,004,523.86

Finding the Fourth Proportional to 12,299,565.70, 18,433,345.78 and 5,004,523.86

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Solution

The fourth proportional to 12,299,565.70, 18,433,345.78 and 5,004,523.86 is: 7,500,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,565.70 : 18,433,345.78 = 5,004,523.86 : x
  2. Step 2: Convert to fraction form
    12,299,565.70/18,433,345.78 = 5,004,523.86/x
  3. Step 3: Cross multiply
    12,299,565.70x = 18,433,345.78 × 5,004,523.86
  4. Step 4: Simplify right side
    12,299,565.70x = 92,250,118,775,640.33
  5. Step 5: Solve for x
    x = 92,250,118,775,640.33/12,299,565.70
  6. Step 6: Final answer
    x = 7,500,274.48

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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.