Home / 18,146,012.80-27,219,019.20-16,298,435.20

Finding the Fourth Proportional to 18,146,012.80, 27,219,019.20 and 16,298,435.20

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Solution

The fourth proportional to 18,146,012.80, 27,219,019.20 and 16,298,435.20 is: 24,447,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,012.80 : 27,219,019.20 = 16,298,435.20 : x
  2. Step 2: Convert to fraction form
    18,146,012.80/27,219,019.20 = 16,298,435.20/x
  3. Step 3: Cross multiply
    18,146,012.80x = 27,219,019.20 × 16,298,435.20
  4. Step 4: Simplify right side
    18,146,012.80x = 443,627,420,638,755.81
  5. Step 5: Solve for x
    x = 443,627,420,638,755.81/18,146,012.80
  6. Step 6: Final answer
    x = 24,447,652.80

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1.5x scale

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.