Home / 14,656,822.60-21,985,233.90-12,305,360.20

Finding the Fourth Proportional to 14,656,822.60, 21,985,233.90 and 12,305,360.20

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Solution

The fourth proportional to 14,656,822.60, 21,985,233.90 and 12,305,360.20 is: 18,458,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,822.60 : 21,985,233.90 = 12,305,360.20 : x
  2. Step 2: Convert to fraction form
    14,656,822.60/21,985,233.90 = 12,305,360.20/x
  3. Step 3: Cross multiply
    14,656,822.60x = 21,985,233.90 × 12,305,360.20
  4. Step 4: Simplify right side
    14,656,822.60x = 270,536,222,220,750.75
  5. Step 5: Solve for x
    x = 270,536,222,220,750.75/14,656,822.60
  6. Step 6: Final answer
    x = 18,458,040.30

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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.