Home / 7,745,519.10-11,595,566.25-5,431,993.86

Finding the Fourth Proportional to 7,745,519.10, 11,595,566.25 and 5,431,993.86

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Solution

The fourth proportional to 7,745,519.10, 11,595,566.25 and 5,431,993.86 is: 8,132,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745,519.10 : 11,595,566.25 = 5,431,993.86 : x
  2. Step 2: Convert to fraction form
    7,745,519.10/11,595,566.25 = 5,431,993.86/x
  3. Step 3: Cross multiply
    7,745,519.10x = 11,595,566.25 × 5,431,993.86
  4. Step 4: Simplify right side
    7,745,519.10x = 62,987,044,673,223.23
  5. Step 5: Solve for x
    x = 62,987,044,673,223.23/7,745,519.10
  6. Step 6: Final answer
    x = 8,132,062.40

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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.