Home / 5,107,338.42-7,048,174.58-2,815,581.12

Finding the Fourth Proportional to 5,107,338.42, 7,048,174.58 and 2,815,581.12

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Solution

The fourth proportional to 5,107,338.42, 7,048,174.58 and 2,815,581.12 is: 3,885,528.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,338.42 : 7,048,174.58 = 2,815,581.12 : x
  2. Step 2: Convert to fraction form
    5,107,338.42/7,048,174.58 = 2,815,581.12/x
  3. Step 3: Cross multiply
    5,107,338.42x = 7,048,174.58 × 2,815,581.12
  4. Step 4: Simplify right side
    5,107,338.42x = 19,844,707,263,834.02
  5. Step 5: Solve for x
    x = 19,844,707,263,834.02/5,107,338.42
  6. Step 6: Final answer
    x = 3,885,528.16

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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.