Home / 5,419,922.13-8,139,988.89-4,771,728.27

Finding the Fourth Proportional to 5,419,922.13, 8,139,988.89 and 4,771,728.27

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Solution

The fourth proportional to 5,419,922.13, 8,139,988.89 and 4,771,728.27 is: 7,166,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,922.13 : 8,139,988.89 = 4,771,728.27 : x
  2. Step 2: Convert to fraction form
    5,419,922.13/8,139,988.89 = 4,771,728.27/x
  3. Step 3: Cross multiply
    5,419,922.13x = 8,139,988.89 × 4,771,728.27
  4. Step 4: Simplify right side
    5,419,922.13x = 38,841,815,103,898.91
  5. Step 5: Solve for x
    x = 38,841,815,103,898.91/5,419,922.13
  6. Step 6: Final answer
    x = 7,166,489.51

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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.