Home / 11,640,920.86-16,064,637.22-6,680,170.63

Finding the Fourth Proportional to 11,640,920.86, 16,064,637.22 and 6,680,170.63

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Solution

The fourth proportional to 11,640,920.86, 16,064,637.22 and 6,680,170.63 is: 9,218,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640,920.86 : 16,064,637.22 = 6,680,170.63 : x
  2. Step 2: Convert to fraction form
    11,640,920.86/16,064,637.22 = 6,680,170.63/x
  3. Step 3: Cross multiply
    11,640,920.86x = 16,064,637.22 × 6,680,170.63
  4. Step 4: Simplify right side
    11,640,920.86x = 107,314,517,738,648.84
  5. Step 5: Solve for x
    x = 107,314,517,738,648.84/11,640,920.86
  6. Step 6: Final answer
    x = 9,218,730.98

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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.