Home / 11,615,639.73-16,029,971.18-6,388,868.28

Finding the Fourth Proportional to 11,615,639.73, 16,029,971.18 and 6,388,868.28

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Solution

The fourth proportional to 11,615,639.73, 16,029,971.18 and 6,388,868.28 is: 8,816,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,639.73 : 16,029,971.18 = 6,388,868.28 : x
  2. Step 2: Convert to fraction form
    11,615,639.73/16,029,971.18 = 6,388,868.28/x
  3. Step 3: Cross multiply
    11,615,639.73x = 16,029,971.18 × 6,388,868.28
  4. Step 4: Simplify right side
    11,615,639.73x = 102,413,374,453,342.48
  5. Step 5: Solve for x
    x = 102,413,374,453,342.48/11,615,639.73
  6. Step 6: Final answer
    x = 8,816,851.84

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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.