Home / 5,571,379.86-8,358,939.27-2,159,777.76

Finding the Fourth Proportional to 5,571,379.86, 8,358,939.27 and 2,159,777.76

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Solution

The fourth proportional to 5,571,379.86, 8,358,939.27 and 2,159,777.76 is: 3,240,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,379.86 : 8,358,939.27 = 2,159,777.76 : x
  2. Step 2: Convert to fraction form
    5,571,379.86/8,358,939.27 = 2,159,777.76/x
  3. Step 3: Cross multiply
    5,571,379.86x = 8,358,939.27 × 2,159,777.76
  4. Step 4: Simplify right side
    5,571,379.86x = 18,053,451,132,536.63
  5. Step 5: Solve for x
    x = 18,053,451,132,536.63/5,571,379.86
  6. Step 6: Final answer
    x = 3,240,391.35

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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.