Home / 14,637,832.79-20,200,328.84-8,111,571.26

Finding the Fourth Proportional to 14,637,832.79, 20,200,328.84 and 8,111,571.26

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Solution

The fourth proportional to 14,637,832.79, 20,200,328.84 and 8,111,571.26 is: 11,194,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637,832.79 : 20,200,328.84 = 8,111,571.26 : x
  2. Step 2: Convert to fraction form
    14,637,832.79/20,200,328.84 = 8,111,571.26/x
  3. Step 3: Cross multiply
    14,637,832.79x = 20,200,328.84 × 8,111,571.26
  4. Step 4: Simplify right side
    14,637,832.79x = 163,856,406,780,370.44
  5. Step 5: Solve for x
    x = 163,856,406,780,370.44/14,637,832.79
  6. Step 6: Final answer
    x = 11,194,034.61

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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.