Home / 14,757,498.51-20,365,375.86-8,231,550.63

Finding the Fourth Proportional to 14,757,498.51, 20,365,375.86 and 8,231,550.63

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Solution

The fourth proportional to 14,757,498.51, 20,365,375.86 and 8,231,550.63 is: 11,359,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757,498.51 : 20,365,375.86 = 8,231,550.63 : x
  2. Step 2: Convert to fraction form
    14,757,498.51/20,365,375.86 = 8,231,550.63/x
  3. Step 3: Cross multiply
    14,757,498.51x = 20,365,375.86 × 8,231,550.63
  4. Step 4: Simplify right side
    14,757,498.51x = 167,638,622,490,569.78
  5. Step 5: Solve for x
    x = 167,638,622,490,569.78/14,757,498.51
  6. Step 6: Final answer
    x = 11,359,555.44

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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.