Home / 14,041,039.20-21,037,939.20-12,009,753.60

Finding the Fourth Proportional to 14,041,039.20, 21,037,939.20 and 12,009,753.60

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Solution

The fourth proportional to 14,041,039.20, 21,037,939.20 and 12,009,753.60 is: 17,994,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,039.20 : 21,037,939.20 = 12,009,753.60 : x
  2. Step 2: Convert to fraction form
    14,041,039.20/21,037,939.20 = 12,009,753.60/x
  3. Step 3: Cross multiply
    14,041,039.20x = 21,037,939.20 × 12,009,753.60
  4. Step 4: Simplify right side
    14,041,039.20x = 252,660,466,043,781.09
  5. Step 5: Solve for x
    x = 252,660,466,043,781.09/14,041,039.20
  6. Step 6: Final answer
    x = 17,994,427.79

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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.