Home / 14,659,089.28-20,231,971.38-8,134,814.44

Finding the Fourth Proportional to 14,659,089.28, 20,231,971.38 and 8,134,814.44

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Solution

The fourth proportional to 14,659,089.28, 20,231,971.38 and 8,134,814.44 is: 11,227,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,089.28 : 20,231,971.38 = 8,134,814.44 : x
  2. Step 2: Convert to fraction form
    14,659,089.28/20,231,971.38 = 8,134,814.44/x
  3. Step 3: Cross multiply
    14,659,089.28x = 20,231,971.38 × 8,134,814.44
  4. Step 4: Simplify right side
    14,659,089.28x = 164,583,332,931,690.72
  5. Step 5: Solve for x
    x = 164,583,332,931,690.72/14,659,089.28
  6. Step 6: Final answer
    x = 11,227,391.40

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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.