Home / 21,385,150.08-29,511,475.20-11,595,576.48

Finding the Fourth Proportional to 21,385,150.08, 29,511,475.20 and 11,595,576.48

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Solution

The fourth proportional to 21,385,150.08, 29,511,475.20 and 11,595,576.48 is: 16,001,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,385,150.08 : 29,511,475.20 = 11,595,576.48 : x
  2. Step 2: Convert to fraction form
    21,385,150.08/29,511,475.20 = 11,595,576.48/x
  3. Step 3: Cross multiply
    21,385,150.08x = 29,511,475.20 × 11,595,576.48
  4. Step 4: Simplify right side
    21,385,150.08x = 342,202,567,719,223.31
  5. Step 5: Solve for x
    x = 342,202,567,719,223.31/21,385,150.08
  6. Step 6: Final answer
    x = 16,001,878.24

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1.5x scale

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.