Home / 9,108,593.68-13,643,993.88-5,310,557.20

Finding the Fourth Proportional to 9,108,593.68, 13,643,993.88 and 5,310,557.20

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Solution

The fourth proportional to 9,108,593.68, 13,643,993.88 and 5,310,557.20 is: 7,954,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,593.68 : 13,643,993.88 = 5,310,557.20 : x
  2. Step 2: Convert to fraction form
    9,108,593.68/13,643,993.88 = 5,310,557.20/x
  3. Step 3: Cross multiply
    9,108,593.68x = 13,643,993.88 × 5,310,557.20
  4. Step 4: Simplify right side
    9,108,593.68x = 72,457,209,936,189.94
  5. Step 5: Solve for x
    x = 72,457,209,936,189.94/9,108,593.68
  6. Step 6: Final answer
    x = 7,954,818.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.