Home / 14,734,013.13-20,333,550.69-8,207,640.81

Finding the Fourth Proportional to 14,734,013.13, 20,333,550.69 and 8,207,640.81

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Solution

The fourth proportional to 14,734,013.13, 20,333,550.69 and 8,207,640.81 is: 11,326,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734,013.13 : 20,333,550.69 = 8,207,640.81 : x
  2. Step 2: Convert to fraction form
    14,734,013.13/20,333,550.69 = 8,207,640.81/x
  3. Step 3: Cross multiply
    14,734,013.13x = 20,333,550.69 × 8,207,640.81
  4. Step 4: Simplify right side
    14,734,013.13x = 166,890,480,455,447.66
  5. Step 5: Solve for x
    x = 166,890,480,455,447.66/14,734,013.13
  6. Step 6: Final answer
    x = 11,326,885.55

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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.