Home / 14,381,168.80-21,568,642.80-6,294,128.80

Finding the Fourth Proportional to 14,381,168.80, 21,568,642.80 and 6,294,128.80

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Solution

The fourth proportional to 14,381,168.80, 21,568,642.80 and 6,294,128.80 is: 9,439,831.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,168.80 : 21,568,642.80 = 6,294,128.80 : x
  2. Step 2: Convert to fraction form
    14,381,168.80/21,568,642.80 = 6,294,128.80/x
  3. Step 3: Cross multiply
    14,381,168.80x = 21,568,642.80 × 6,294,128.80
  4. Step 4: Simplify right side
    14,381,168.80x = 135,755,815,824,392.64
  5. Step 5: Solve for x
    x = 135,755,815,824,392.64/14,381,168.80
  6. Step 6: Final answer
    x = 9,439,831.89

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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.