Home / 15,831,600.28-21,847,650.48-8,588,256.28

Finding the Fourth Proportional to 15,831,600.28, 21,847,650.48 and 8,588,256.28

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Solution

The fourth proportional to 15,831,600.28, 21,847,650.48 and 8,588,256.28 is: 11,851,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831,600.28 : 21,847,650.48 = 8,588,256.28 : x
  2. Step 2: Convert to fraction form
    15,831,600.28/21,847,650.48 = 8,588,256.28/x
  3. Step 3: Cross multiply
    15,831,600.28x = 21,847,650.48 × 8,588,256.28
  4. Step 4: Simplify right side
    15,831,600.28x = 187,633,221,438,105
  5. Step 5: Solve for x
    x = 187,633,221,438,105/15,831,600.28
  6. Step 6: Final answer
    x = 11,851,816.50

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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.