Home / 9,539,961.96-13,163,951.78-6,449,209.32

Finding the Fourth Proportional to 9,539,961.96, 13,163,951.78 and 6,449,209.32

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Solution

The fourth proportional to 9,539,961.96, 13,163,951.78 and 6,449,209.32 is: 8,899,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539,961.96 : 13,163,951.78 = 6,449,209.32 : x
  2. Step 2: Convert to fraction form
    9,539,961.96/13,163,951.78 = 6,449,209.32/x
  3. Step 3: Cross multiply
    9,539,961.96x = 13,163,951.78 × 6,449,209.32
  4. Step 4: Simplify right side
    9,539,961.96x = 84,897,080,507,606.59
  5. Step 5: Solve for x
    x = 84,897,080,507,606.59/9,539,961.96
  6. Step 6: Final answer
    x = 8,899,100.53

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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.