Home / 7,329,541.14-10,115,980.86-4,067,403.72

Finding the Fourth Proportional to 7,329,541.14, 10,115,980.86 and 4,067,403.72

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Solution

The fourth proportional to 7,329,541.14, 10,115,980.86 and 4,067,403.72 is: 5,613,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,541.14 : 10,115,980.86 = 4,067,403.72 : x
  2. Step 2: Convert to fraction form
    7,329,541.14/10,115,980.86 = 4,067,403.72/x
  3. Step 3: Cross multiply
    7,329,541.14x = 10,115,980.86 × 4,067,403.72
  4. Step 4: Simplify right side
    7,329,541.14x = 41,145,778,181,412.80
  5. Step 5: Solve for x
    x = 41,145,778,181,412.80/7,329,541.14
  6. Step 6: Final answer
    x = 5,613,690.87

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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.