Home / 7,268,796.72-10,031,006.64-4,005,728.34

Finding the Fourth Proportional to 7,268,796.72, 10,031,006.64 and 4,005,728.34

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Solution

The fourth proportional to 7,268,796.72, 10,031,006.64 and 4,005,728.34 is: 5,527,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,796.72 : 10,031,006.64 = 4,005,728.34 : x
  2. Step 2: Convert to fraction form
    7,268,796.72/10,031,006.64 = 4,005,728.34/x
  3. Step 3: Cross multiply
    7,268,796.72x = 10,031,006.64 × 4,005,728.34
  4. Step 4: Simplify right side
    7,268,796.72x = 40,181,487,576,576.18
  5. Step 5: Solve for x
    x = 40,181,487,576,576.18/7,268,796.72
  6. Step 6: Final answer
    x = 5,527,942.12

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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.