Home / 10,975,281.12-15,144,662.40-6,079,288.56

Finding the Fourth Proportional to 10,975,281.12, 15,144,662.40 and 6,079,288.56

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Solution

The fourth proportional to 10,975,281.12, 15,144,662.40 and 6,079,288.56 is: 8,388,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975,281.12 : 15,144,662.40 = 6,079,288.56 : x
  2. Step 2: Convert to fraction form
    10,975,281.12/15,144,662.40 = 6,079,288.56/x
  3. Step 3: Cross multiply
    10,975,281.12x = 15,144,662.40 × 6,079,288.56
  4. Step 4: Simplify right side
    10,975,281.12x = 92,068,772,873,382.14
  5. Step 5: Solve for x
    x = 92,068,772,873,382.14/10,975,281.12
  6. Step 6: Final answer
    x = 8,388,739.37

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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.