Home / 13,002,473.21-17,941,872.92-7,497,657.54

Finding the Fourth Proportional to 13,002,473.21, 17,941,872.92 and 7,497,657.54

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Solution

The fourth proportional to 13,002,473.21, 17,941,872.92 and 7,497,657.54 is: 10,345,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002,473.21 : 17,941,872.92 = 7,497,657.54 : x
  2. Step 2: Convert to fraction form
    13,002,473.21/17,941,872.92 = 7,497,657.54/x
  3. Step 3: Cross multiply
    13,002,473.21x = 17,941,872.92 × 7,497,657.54
  4. Step 4: Simplify right side
    13,002,473.21x = 134,522,018,742,871.52
  5. Step 5: Solve for x
    x = 134,522,018,742,871.52/13,002,473.21
  6. Step 6: Final answer
    x = 10,345,879.33

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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.