Home / 15,759,138.96-21,747,943.94-8,883,621.01

Finding the Fourth Proportional to 15,759,138.96, 21,747,943.94 and 8,883,621.01

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Solution

The fourth proportional to 15,759,138.96, 21,747,943.94 and 8,883,621.01 is: 12,259,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,138.96 : 21,747,943.94 = 8,883,621.01 : x
  2. Step 2: Convert to fraction form
    15,759,138.96/21,747,943.94 = 8,883,621.01/x
  3. Step 3: Cross multiply
    15,759,138.96x = 21,747,943.94 × 8,883,621.01
  4. Step 4: Simplify right side
    15,759,138.96x = 193,200,491,709,686.19
  5. Step 5: Solve for x
    x = 193,200,491,709,686.19/15,759,138.96
  6. Step 6: Final answer
    x = 12,259,584.25

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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.