Home / 8,428,895.64-11,631,904.56-4,561,415.64

Finding the Fourth Proportional to 8,428,895.64, 11,631,904.56 and 4,561,415.64

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Solution

The fourth proportional to 8,428,895.64, 11,631,904.56 and 4,561,415.64 is: 6,294,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,895.64 : 11,631,904.56 = 4,561,415.64 : x
  2. Step 2: Convert to fraction form
    8,428,895.64/11,631,904.56 = 4,561,415.64/x
  3. Step 3: Cross multiply
    8,428,895.64x = 11,631,904.56 × 4,561,415.64
  4. Step 4: Simplify right side
    8,428,895.64x = 53,057,951,382,971.32
  5. Step 5: Solve for x
    x = 53,057,951,382,971.32/8,428,895.64
  6. Step 6: Final answer
    x = 6,294,769.05

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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.