Home / 25,224,375.78-34,809,638.13-13,621,938.89

Finding the Fourth Proportional to 25,224,375.78, 34,809,638.13 and 13,621,938.89

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Solution

The fourth proportional to 25,224,375.78, 34,809,638.13 and 13,621,938.89 is: 18,798,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,224,375.78 : 34,809,638.13 = 13,621,938.89 : x
  2. Step 2: Convert to fraction form
    25,224,375.78/34,809,638.13 = 13,621,938.89/x
  3. Step 3: Cross multiply
    25,224,375.78x = 34,809,638.13 × 13,621,938.89
  4. Step 4: Simplify right side
    25,224,375.78x = 474,174,763,215,825.69
  5. Step 5: Solve for x
    x = 474,174,763,215,825.69/25,224,375.78
  6. Step 6: Final answer
    x = 18,798,275.42

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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.