Home / 11,458,238-15,812,765.88-6,301,989.68

Finding the Fourth Proportional to 11,458,238, 15,812,765.88 and 6,301,989.68

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Solution

The fourth proportional to 11,458,238, 15,812,765.88 and 6,301,989.68 is: 8,696,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458,238 : 15,812,765.88 = 6,301,989.68 : x
  2. Step 2: Convert to fraction form
    11,458,238/15,812,765.88 = 6,301,989.68/x
  3. Step 3: Cross multiply
    11,458,238x = 15,812,765.88 × 6,301,989.68
  4. Step 4: Simplify right side
    11,458,238x = 99,651,887,388,016.12
  5. Step 5: Solve for x
    x = 99,651,887,388,016.12/11,458,238
  6. Step 6: Final answer
    x = 8,696,964.35

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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.