Home / 20,442,443.04-30,633,369.48-8,297,130.24

Finding the Fourth Proportional to 20,442,443.04, 30,633,369.48 and 8,297,130.24

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Solution

The fourth proportional to 20,442,443.04, 30,633,369.48 and 8,297,130.24 is: 12,433,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,442,443.04 : 30,633,369.48 = 8,297,130.24 : x
  2. Step 2: Convert to fraction form
    20,442,443.04/30,633,369.48 = 8,297,130.24/x
  3. Step 3: Cross multiply
    20,442,443.04x = 30,633,369.48 × 8,297,130.24
  4. Step 4: Simplify right side
    20,442,443.04x = 254,169,056,265,601.09
  5. Step 5: Solve for x
    x = 254,169,056,265,601.09/20,442,443.04
  6. Step 6: Final answer
    x = 12,433,399.26

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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.