Home / 17,036,971.28-25,555,975.72-6,661,776.06

Finding the Fourth Proportional to 17,036,971.28, 25,555,975.72 and 6,661,776.06

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Solution

The fourth proportional to 17,036,971.28, 25,555,975.72 and 6,661,776.06 is: 9,992,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,036,971.28 : 25,555,975.72 = 6,661,776.06 : x
  2. Step 2: Convert to fraction form
    17,036,971.28/25,555,975.72 = 6,661,776.06/x
  3. Step 3: Cross multiply
    17,036,971.28x = 25,555,975.72 × 6,661,776.06
  4. Step 4: Simplify right side
    17,036,971.28x = 170,248,187,241,437.25
  5. Step 5: Solve for x
    x = 170,248,187,241,437.25/17,036,971.28
  6. Step 6: Final answer
    x = 9,992,866.95

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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.