Home / 8,737,361.80-12,057,615.26-4,870,128.18

Finding the Fourth Proportional to 8,737,361.80, 12,057,615.26 and 4,870,128.18

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Solution

The fourth proportional to 8,737,361.80, 12,057,615.26 and 4,870,128.18 is: 6,720,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,361.80 : 12,057,615.26 = 4,870,128.18 : x
  2. Step 2: Convert to fraction form
    8,737,361.80/12,057,615.26 = 4,870,128.18/x
  3. Step 3: Cross multiply
    8,737,361.80x = 12,057,615.26 × 4,870,128.18
  4. Step 4: Simplify right side
    8,737,361.80x = 58,722,131,861,324.02
  5. Step 5: Solve for x
    x = 58,722,131,861,324.02/8,737,361.80
  6. Step 6: Final answer
    x = 6,720,808.09

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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.