Home / 9,659,017.12-13,328,799.04-5,308,009.80

Finding the Fourth Proportional to 9,659,017.12, 13,328,799.04 and 5,308,009.80

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Solution

The fourth proportional to 9,659,017.12, 13,328,799.04 and 5,308,009.80 is: 7,324,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,017.12 : 13,328,799.04 = 5,308,009.80 : x
  2. Step 2: Convert to fraction form
    9,659,017.12/13,328,799.04 = 5,308,009.80/x
  3. Step 3: Cross multiply
    9,659,017.12x = 13,328,799.04 × 5,308,009.80
  4. Step 4: Simplify right side
    9,659,017.12x = 70,749,395,926,550.58
  5. Step 5: Solve for x
    x = 70,749,395,926,550.58/9,659,017.12
  6. Step 6: Final answer
    x = 7,324,699.30

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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.