Home / 14,538,611.43-20,063,420.75-8,012,475.86

Finding the Fourth Proportional to 14,538,611.43, 20,063,420.75 and 8,012,475.86

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Solution

The fourth proportional to 14,538,611.43, 20,063,420.75 and 8,012,475.86 is: 11,057,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,611.43 : 20,063,420.75 = 8,012,475.86 : x
  2. Step 2: Convert to fraction form
    14,538,611.43/20,063,420.75 = 8,012,475.86/x
  3. Step 3: Cross multiply
    14,538,611.43x = 20,063,420.75 × 8,012,475.86
  4. Step 4: Simplify right side
    14,538,611.43x = 160,757,674,348,112.19
  5. Step 5: Solve for x
    x = 160,757,674,348,112.19/14,538,611.43
  6. Step 6: Final answer
    x = 11,057,292.17

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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.