Home / 11,449,493.64-15,784,039.08-9,105,839.64

Finding the Fourth Proportional to 11,449,493.64, 15,784,039.08 and 9,105,839.64

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Solution

The fourth proportional to 11,449,493.64, 15,784,039.08 and 9,105,839.64 is: 12,553,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449,493.64 : 15,784,039.08 = 9,105,839.64 : x
  2. Step 2: Convert to fraction form
    11,449,493.64/15,784,039.08 = 9,105,839.64/x
  3. Step 3: Cross multiply
    11,449,493.64x = 15,784,039.08 × 9,105,839.64
  4. Step 4: Simplify right side
    11,449,493.64x = 143,726,928,733,973.16
  5. Step 5: Solve for x
    x = 143,726,928,733,973.16/11,449,493.64
  6. Step 6: Final answer
    x = 12,553,125.34

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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.