Home / 11,195,825.63-15,444,313.74-7,705,104.15

Finding the Fourth Proportional to 11,195,825.63, 15,444,313.74 and 7,705,104.15

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Solution

The fourth proportional to 11,195,825.63, 15,444,313.74 and 7,705,104.15 is: 10,628,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195,825.63 : 15,444,313.74 = 7,705,104.15 : x
  2. Step 2: Convert to fraction form
    11,195,825.63/15,444,313.74 = 7,705,104.15/x
  3. Step 3: Cross multiply
    11,195,825.63x = 15,444,313.74 × 7,705,104.15
  4. Step 4: Simplify right side
    11,195,825.63x = 119,000,045,891,976.03
  5. Step 5: Solve for x
    x = 119,000,045,891,976.03/11,195,825.63
  6. Step 6: Final answer
    x = 10,628,965.64

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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.