Home / 13,053,247.21-18,012,425.07-7,546,975.35

Finding the Fourth Proportional to 13,053,247.21, 18,012,425.07 and 7,546,975.35

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Solution

The fourth proportional to 13,053,247.21, 18,012,425.07 and 7,546,975.35 is: 10,414,215.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,247.21 : 18,012,425.07 = 7,546,975.35 : x
  2. Step 2: Convert to fraction form
    13,053,247.21/18,012,425.07 = 7,546,975.35/x
  3. Step 3: Cross multiply
    13,053,247.21x = 18,012,425.07 × 7,546,975.35
  4. Step 4: Simplify right side
    13,053,247.21x = 135,939,327,997,012.02
  5. Step 5: Solve for x
    x = 135,939,327,997,012.02/13,053,247.21
  6. Step 6: Final answer
    x = 10,414,215.39

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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.