Home / 14,083,661.80-19,425,748.12-9,906,206.86

Finding the Fourth Proportional to 14,083,661.80, 19,425,748.12 and 9,906,206.86

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Solution

The fourth proportional to 14,083,661.80, 19,425,748.12 and 9,906,206.86 is: 13,663,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,661.80 : 19,425,748.12 = 9,906,206.86 : x
  2. Step 2: Convert to fraction form
    14,083,661.80/19,425,748.12 = 9,906,206.86/x
  3. Step 3: Cross multiply
    14,083,661.80x = 19,425,748.12 × 9,906,206.86
  4. Step 4: Simplify right side
    14,083,661.80x = 192,435,479,313,815.09
  5. Step 5: Solve for x
    x = 192,435,479,313,815.09/14,083,661.80
  6. Step 6: Final answer
    x = 13,663,739.03

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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.