Home / 11,888,617.72-16,411,314.42-8,026,370.20

Finding the Fourth Proportional to 11,888,617.72, 16,411,314.42 and 8,026,370.20

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Solution

The fourth proportional to 11,888,617.72, 16,411,314.42 and 8,026,370.20 is: 11,079,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,617.72 : 16,411,314.42 = 8,026,370.20 : x
  2. Step 2: Convert to fraction form
    11,888,617.72/16,411,314.42 = 8,026,370.20/x
  3. Step 3: Cross multiply
    11,888,617.72x = 16,411,314.42 × 8,026,370.20
  4. Step 4: Simplify right side
    11,888,617.72x = 131,723,285,003,518.28
  5. Step 5: Solve for x
    x = 131,723,285,003,518.28/11,888,617.72
  6. Step 6: Final answer
    x = 11,079,781.36

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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.