Home / 8,428,837.62-11,631,824.88-4,561,357.77

Finding the Fourth Proportional to 8,428,837.62, 11,631,824.88 and 4,561,357.77

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Solution

The fourth proportional to 8,428,837.62, 11,631,824.88 and 4,561,357.77 is: 6,294,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,837.62 : 11,631,824.88 = 4,561,357.77 : x
  2. Step 2: Convert to fraction form
    8,428,837.62/11,631,824.88 = 4,561,357.77/x
  3. Step 3: Cross multiply
    8,428,837.62x = 11,631,824.88 × 4,561,357.77
  4. Step 4: Simplify right side
    8,428,837.62x = 53,056,914,795,667.31
  5. Step 5: Solve for x
    x = 53,056,914,795,667.31/8,428,837.62
  6. Step 6: Final answer
    x = 6,294,689.40

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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.