Home / 8,157,028.68-11,253,513.78-4,670,504.28

Finding the Fourth Proportional to 8,157,028.68, 11,253,513.78 and 4,670,504.28

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Solution

The fourth proportional to 8,157,028.68, 11,253,513.78 and 4,670,504.28 is: 6,443,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,028.68 : 11,253,513.78 = 4,670,504.28 : x
  2. Step 2: Convert to fraction form
    8,157,028.68/11,253,513.78 = 4,670,504.28/x
  3. Step 3: Cross multiply
    8,157,028.68x = 11,253,513.78 × 4,670,504.28
  4. Step 4: Simplify right side
    8,157,028.68x = 52,559,584,274,528.98
  5. Step 5: Solve for x
    x = 52,559,584,274,528.98/8,157,028.68
  6. Step 6: Final answer
    x = 6,443,471.80

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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.