Home / 6,219,247.42-8,579,629.11-3,639,345.58

Finding the Fourth Proportional to 6,219,247.42, 8,579,629.11 and 3,639,345.58

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Solution

The fourth proportional to 6,219,247.42, 8,579,629.11 and 3,639,345.58 is: 5,020,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219,247.42 : 8,579,629.11 = 3,639,345.58 : x
  2. Step 2: Convert to fraction form
    6,219,247.42/8,579,629.11 = 3,639,345.58/x
  3. Step 3: Cross multiply
    6,219,247.42x = 8,579,629.11 × 3,639,345.58
  4. Step 4: Simplify right side
    6,219,247.42x = 31,224,235,279,517.83
  5. Step 5: Solve for x
    x = 31,224,235,279,517.83/6,219,247.42
  6. Step 6: Final answer
    x = 5,020,580.98

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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.