Home / 7,403,185.86-10,218,964.87-5,087,743.19

Finding the Fourth Proportional to 7,403,185.86, 10,218,964.87 and 5,087,743.19

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Solution

The fourth proportional to 7,403,185.86, 10,218,964.87 and 5,087,743.19 is: 7,022,850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,185.86 : 10,218,964.87 = 5,087,743.19 : x
  2. Step 2: Convert to fraction form
    7,403,185.86/10,218,964.87 = 5,087,743.19/x
  3. Step 3: Cross multiply
    7,403,185.86x = 10,218,964.87 × 5,087,743.19
  4. Step 4: Simplify right side
    7,403,185.86x = 51,991,468,887,924.96
  5. Step 5: Solve for x
    x = 51,991,468,887,924.96/7,403,185.86
  6. Step 6: Final answer
    x = 7,022,850.69

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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.