Home / 14,657,230.60-21,985,845.90-12,305,768.20

Finding the Fourth Proportional to 14,657,230.60, 21,985,845.90 and 12,305,768.20

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Solution

The fourth proportional to 14,657,230.60, 21,985,845.90 and 12,305,768.20 is: 18,458,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,230.60 : 21,985,845.90 = 12,305,768.20 : x
  2. Step 2: Convert to fraction form
    14,657,230.60/21,985,845.90 = 12,305,768.20/x
  3. Step 3: Cross multiply
    14,657,230.60x = 21,985,845.90 × 12,305,768.20
  4. Step 4: Simplify right side
    14,657,230.60x = 270,552,723,326,320.34
  5. Step 5: Solve for x
    x = 270,552,723,326,320.34/14,657,230.60
  6. Step 6: Final answer
    x = 18,458,652.30

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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.