Home / 11,456,152.68-15,809,370.90-8,529,057.72

Finding the Fourth Proportional to 11,456,152.68, 15,809,370.90 and 8,529,057.72

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Solution

The fourth proportional to 11,456,152.68, 15,809,370.90 and 8,529,057.72 is: 11,770,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,456,152.68 : 15,809,370.90 = 8,529,057.72 : x
  2. Step 2: Convert to fraction form
    11,456,152.68/15,809,370.90 = 8,529,057.72/x
  3. Step 3: Cross multiply
    11,456,152.68x = 15,809,370.90 × 8,529,057.72
  4. Step 4: Simplify right side
    11,456,152.68x = 134,839,036,922,988.36
  5. Step 5: Solve for x
    x = 134,839,036,922,988.36/11,456,152.68
  6. Step 6: Final answer
    x = 11,770,010.46

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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.