Home / 13,542,592.98-18,688,778.37-7,741,504.20

Finding the Fourth Proportional to 13,542,592.98, 18,688,778.37 and 7,741,504.20

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Solution

The fourth proportional to 13,542,592.98, 18,688,778.37 and 7,741,504.20 is: 10,683,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,592.98 : 18,688,778.37 = 7,741,504.20 : x
  2. Step 2: Convert to fraction form
    13,542,592.98/18,688,778.37 = 7,741,504.20/x
  3. Step 3: Cross multiply
    13,542,592.98x = 18,688,778.37 × 7,741,504.20
  4. Step 4: Simplify right side
    13,542,592.98x = 144,679,256,244,224.16
  5. Step 5: Solve for x
    x = 144,679,256,244,224.16/13,542,592.98
  6. Step 6: Final answer
    x = 10,683,275.83

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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.