Home / 9,993,842.88-13,791,500.28-5,410,160.88

Finding the Fourth Proportional to 9,993,842.88, 13,791,500.28 and 5,410,160.88

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Solution

The fourth proportional to 9,993,842.88, 13,791,500.28 and 5,410,160.88 is: 7,466,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,842.88 : 13,791,500.28 = 5,410,160.88 : x
  2. Step 2: Convert to fraction form
    9,993,842.88/13,791,500.28 = 5,410,160.88/x
  3. Step 3: Cross multiply
    9,993,842.88x = 13,791,500.28 × 5,410,160.88
  4. Step 4: Simplify right side
    9,993,842.88x = 74,614,235,291,365.05
  5. Step 5: Solve for x
    x = 74,614,235,291,365.05/9,993,842.88
  6. Step 6: Final answer
    x = 7,466,020.45

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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.