Home / 6,887,189.36-9,501,754.20-4,307,890.16

Finding the Fourth Proportional to 6,887,189.36, 9,501,754.20 and 4,307,890.16

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Solution

The fourth proportional to 6,887,189.36, 9,501,754.20 and 4,307,890.16 is: 5,943,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887,189.36 : 9,501,754.20 = 4,307,890.16 : x
  2. Step 2: Convert to fraction form
    6,887,189.36/9,501,754.20 = 4,307,890.16/x
  3. Step 3: Cross multiply
    6,887,189.36x = 9,501,754.20 × 4,307,890.16
  4. Step 4: Simplify right side
    6,887,189.36x = 40,932,513,420,918.67
  5. Step 5: Solve for x
    x = 40,932,513,420,918.67/6,887,189.36
  6. Step 6: Final answer
    x = 5,943,282.71

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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.