Home / 21,041,516.56-29,037,006.12-11,749,230.16

Finding the Fourth Proportional to 21,041,516.56, 29,037,006.12 and 11,749,230.16

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Solution

The fourth proportional to 21,041,516.56, 29,037,006.12 and 11,749,230.16 is: 16,213,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041,516.56 : 29,037,006.12 = 11,749,230.16 : x
  2. Step 2: Convert to fraction form
    21,041,516.56/29,037,006.12 = 11,749,230.16/x
  3. Step 3: Cross multiply
    21,041,516.56x = 29,037,006.12 × 11,749,230.16
  4. Step 4: Simplify right side
    21,041,516.56x = 341,162,468,061,208.62
  5. Step 5: Solve for x
    x = 341,162,468,061,208.62/21,041,516.56
  6. Step 6: Final answer
    x = 16,213,777.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.