Home / 7,222,994.28-9,967,516.08-3,959,697.48

Finding the Fourth Proportional to 7,222,994.28, 9,967,516.08 and 3,959,697.48

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Solution

The fourth proportional to 7,222,994.28, 9,967,516.08 and 3,959,697.48 is: 5,464,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,994.28 : 9,967,516.08 = 3,959,697.48 : x
  2. Step 2: Convert to fraction form
    7,222,994.28/9,967,516.08 = 3,959,697.48/x
  3. Step 3: Cross multiply
    7,222,994.28x = 9,967,516.08 × 3,959,697.48
  4. Step 4: Simplify right side
    7,222,994.28x = 39,468,348,303,835.48
  5. Step 5: Solve for x
    x = 39,468,348,303,835.48/7,222,994.28
  6. Step 6: Final answer
    x = 5,464,264.10

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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.