Home / 11,551,001.32-15,940,507.86-6,394,448.92

Finding the Fourth Proportional to 11,551,001.32, 15,940,507.86 and 6,394,448.92

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Solution

The fourth proportional to 11,551,001.32, 15,940,507.86 and 6,394,448.92 is: 8,824,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551,001.32 : 15,940,507.86 = 6,394,448.92 : x
  2. Step 2: Convert to fraction form
    11,551,001.32/15,940,507.86 = 6,394,448.92/x
  3. Step 3: Cross multiply
    11,551,001.32x = 15,940,507.86 × 6,394,448.92
  4. Step 4: Simplify right side
    11,551,001.32x = 101,930,763,269,628.50
  5. Step 5: Solve for x
    x = 101,930,763,269,628.50/11,551,001.32
  6. Step 6: Final answer
    x = 8,824,409.28

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1.5x scale

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.