Home / 21,223,229.70-31,841,573.64-7,576,083.60

Finding the Fourth Proportional to 21,223,229.70, 31,841,573.64 and 7,576,083.60

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Solution

The fourth proportional to 21,223,229.70, 31,841,573.64 and 7,576,083.60 is: 11,366,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,223,229.70 : 31,841,573.64 = 7,576,083.60 : x
  2. Step 2: Convert to fraction form
    21,223,229.70/31,841,573.64 = 7,576,083.60/x
  3. Step 3: Cross multiply
    21,223,229.70x = 31,841,573.64 × 7,576,083.60
  4. Step 4: Simplify right side
    21,223,229.70x = 241,234,423,852,196.28
  5. Step 5: Solve for x
    x = 241,234,423,852,196.28/21,223,229.70
  6. Step 6: Final answer
    x = 11,366,527.49

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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.