Home / 7,811,119.71-11,708,412.57-3,554,277.30

Finding the Fourth Proportional to 7,811,119.71, 11,708,412.57 and 3,554,277.30

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Solution

The fourth proportional to 7,811,119.71, 11,708,412.57 and 3,554,277.30 is: 5,327,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,119.71 : 11,708,412.57 = 3,554,277.30 : x
  2. Step 2: Convert to fraction form
    7,811,119.71/11,708,412.57 = 3,554,277.30/x
  3. Step 3: Cross multiply
    7,811,119.71x = 11,708,412.57 × 3,554,277.30
  4. Step 4: Simplify right side
    7,811,119.71x = 41,614,945,016,585.66
  5. Step 5: Solve for x
    x = 41,614,945,016,585.66/7,811,119.71
  6. Step 6: Final answer
    x = 5,327,654.24

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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.