Home / 13,980,837.90-20,944,389.55-8,573,720.97

Finding the Fourth Proportional to 13,980,837.90, 20,944,389.55 and 8,573,720.97

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Solution

The fourth proportional to 13,980,837.90, 20,944,389.55 and 8,573,720.97 is: 12,844,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,837.90 : 20,944,389.55 = 8,573,720.97 : x
  2. Step 2: Convert to fraction form
    13,980,837.90/20,944,389.55 = 8,573,720.97/x
  3. Step 3: Cross multiply
    13,980,837.90x = 20,944,389.55 × 8,573,720.97
  4. Step 4: Simplify right side
    13,980,837.90x = 179,571,351,888,683.88
  5. Step 5: Solve for x
    x = 179,571,351,888,683.88/13,980,837.90
  6. Step 6: Final answer
    x = 12,844,105.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.