Home / 13,899,939.98-20,850,032.98-5,707,088.06

Finding the Fourth Proportional to 13,899,939.98, 20,850,032.98 and 5,707,088.06

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Solution

The fourth proportional to 13,899,939.98, 20,850,032.98 and 5,707,088.06 is: 8,560,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,939.98 : 20,850,032.98 = 5,707,088.06 : x
  2. Step 2: Convert to fraction form
    13,899,939.98/20,850,032.98 = 5,707,088.06/x
  3. Step 3: Cross multiply
    13,899,939.98x = 20,850,032.98 × 5,707,088.06
  4. Step 4: Simplify right side
    13,899,939.98x = 118,992,974,270,764.22
  5. Step 5: Solve for x
    x = 118,992,974,270,764.22/13,899,939.98
  6. Step 6: Final answer
    x = 8,560,682.60

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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.