Home / 6,321,512.24-9,478,428.48-2,478,730.72

Finding the Fourth Proportional to 6,321,512.24, 9,478,428.48 and 2,478,730.72

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Solution

The fourth proportional to 6,321,512.24, 9,478,428.48 and 2,478,730.72 is: 3,716,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,512.24 : 9,478,428.48 = 2,478,730.72 : x
  2. Step 2: Convert to fraction form
    6,321,512.24/9,478,428.48 = 2,478,730.72/x
  3. Step 3: Cross multiply
    6,321,512.24x = 9,478,428.48 × 2,478,730.72
  4. Step 4: Simplify right side
    6,321,512.24x = 23,494,471,850,698.91
  5. Step 5: Solve for x
    x = 23,494,471,850,698.91/6,321,512.24
  6. Step 6: Final answer
    x = 3,716,590.42

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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.