Home / 38,164,214.50-52,666,576.16-20,760,518.21

Finding the Fourth Proportional to 38,164,214.50, 52,666,576.16 and 20,760,518.21

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Solution

The fourth proportional to 38,164,214.50, 52,666,576.16 and 20,760,518.21 is: 28,649,493.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164,214.50 : 52,666,576.16 = 20,760,518.21 : x
  2. Step 2: Convert to fraction form
    38,164,214.50/52,666,576.16 = 20,760,518.21/x
  3. Step 3: Cross multiply
    38,164,214.50x = 52,666,576.16 × 20,760,518.21
  4. Step 4: Simplify right side
    38,164,214.50x = 1,093,385,413,060,896.38
  5. Step 5: Solve for x
    x = 1,093,385,413,060,896.38/38,164,214.50
  6. Step 6: Final answer
    x = 28,649,493.44

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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.