Home / 21,049,245-31,573,868.76-5,092,893

Finding the Fourth Proportional to 21,049,245, 31,573,868.76 and 5,092,893

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Solution

The fourth proportional to 21,049,245, 31,573,868.76 and 5,092,893 is: 7,639,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049,245 : 31,573,868.76 = 5,092,893 : x
  2. Step 2: Convert to fraction form
    21,049,245/31,573,868.76 = 5,092,893/x
  3. Step 3: Cross multiply
    21,049,245x = 31,573,868.76 × 5,092,893
  4. Step 4: Simplify right side
    21,049,245x = 160,802,335,190,722.69
  5. Step 5: Solve for x
    x = 160,802,335,190,722.69/21,049,245
  6. Step 6: Final answer
    x = 7,639,339.80

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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.