Home / 18,974,255.28-26,184,481.56-10,272,429.36

Finding the Fourth Proportional to 18,974,255.28, 26,184,481.56 and 10,272,429.36

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Solution

The fourth proportional to 18,974,255.28, 26,184,481.56 and 10,272,429.36 is: 14,175,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974,255.28 : 26,184,481.56 = 10,272,429.36 : x
  2. Step 2: Convert to fraction form
    18,974,255.28/26,184,481.56 = 10,272,429.36/x
  3. Step 3: Cross multiply
    18,974,255.28x = 26,184,481.56 × 10,272,429.36
  4. Step 4: Simplify right side
    18,974,255.28x = 268,978,237,153,322.56
  5. Step 5: Solve for x
    x = 268,978,237,153,322.56/18,974,255.28
  6. Step 6: Final answer
    x = 14,175,957.54

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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.