Home / 6,815,367.92-9,405,238.44-3,717,881.55

Finding the Fourth Proportional to 6,815,367.92, 9,405,238.44 and 3,717,881.55

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Solution

The fourth proportional to 6,815,367.92, 9,405,238.44 and 3,717,881.55 is: 5,130,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,367.92 : 9,405,238.44 = 3,717,881.55 : x
  2. Step 2: Convert to fraction form
    6,815,367.92/9,405,238.44 = 3,717,881.55/x
  3. Step 3: Cross multiply
    6,815,367.92x = 9,405,238.44 × 3,717,881.55
  4. Step 4: Simplify right side
    6,815,367.92x = 34,967,562,428,159.91
  5. Step 5: Solve for x
    x = 34,967,562,428,159.91/6,815,367.92
  6. Step 6: Final answer
    x = 5,130,693.29

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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.