Home / 5,380,801.86-8,065,640.36-2,499,818.16

Finding the Fourth Proportional to 5,380,801.86, 8,065,640.36 and 2,499,818.16

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Solution

The fourth proportional to 5,380,801.86, 8,065,640.36 and 2,499,818.16 is: 3,747,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,801.86 : 8,065,640.36 = 2,499,818.16 : x
  2. Step 2: Convert to fraction form
    5,380,801.86/8,065,640.36 = 2,499,818.16/x
  3. Step 3: Cross multiply
    5,380,801.86x = 8,065,640.36 × 2,499,818.16
  4. Step 4: Simplify right side
    5,380,801.86x = 20,162,634,243,956.94
  5. Step 5: Solve for x
    x = 20,162,634,243,956.94/5,380,801.86
  6. Step 6: Final answer
    x = 3,747,143.04

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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.