Home / 12,453,119.55-18,679,679.33-4,375,216.35

Finding the Fourth Proportional to 12,453,119.55, 18,679,679.33 and 4,375,216.35

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Solution

The fourth proportional to 12,453,119.55, 18,679,679.33 and 4,375,216.35 is: 6,562,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453,119.55 : 18,679,679.33 = 4,375,216.35 : x
  2. Step 2: Convert to fraction form
    12,453,119.55/18,679,679.33 = 4,375,216.35/x
  3. Step 3: Cross multiply
    12,453,119.55x = 18,679,679.33 × 4,375,216.35
  4. Step 4: Simplify right side
    12,453,119.55x = 81,727,638,395,496.95
  5. Step 5: Solve for x
    x = 81,727,638,395,496.95/12,453,119.55
  6. Step 6: Final answer
    x = 6,562,824.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.