Home / 11,989,784.46-17,976,944.24-4,703,980.54

Finding the Fourth Proportional to 11,989,784.46, 17,976,944.24 and 4,703,980.54

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Solution

The fourth proportional to 11,989,784.46, 17,976,944.24 and 4,703,980.54 is: 7,052,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,784.46 : 17,976,944.24 = 4,703,980.54 : x
  2. Step 2: Convert to fraction form
    11,989,784.46/17,976,944.24 = 4,703,980.54/x
  3. Step 3: Cross multiply
    11,989,784.46x = 17,976,944.24 × 4,703,980.54
  4. Step 4: Simplify right side
    11,989,784.46x = 84,563,195,873,625.08
  5. Step 5: Solve for x
    x = 84,563,195,873,625.08/11,989,784.46
  6. Step 6: Final answer
    x = 7,052,937.12

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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.