Home / 21,576,563.55-32,377,614-7,939,286.31

Finding the Fourth Proportional to 21,576,563.55, 32,377,614 and 7,939,286.31

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Solution

The fourth proportional to 21,576,563.55, 32,377,614 and 7,939,286.31 is: 11,913,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,563.55 : 32,377,614 = 7,939,286.31 : x
  2. Step 2: Convert to fraction form
    21,576,563.55/32,377,614 = 7,939,286.31/x
  3. Step 3: Cross multiply
    21,576,563.55x = 32,377,614 × 7,939,286.31
  4. Step 4: Simplify right side
    21,576,563.55x = 257,055,147,580,664.31
  5. Step 5: Solve for x
    x = 257,055,147,580,664.31/21,576,563.55
  6. Step 6: Final answer
    x = 11,913,627.81

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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.