Home / 14,791,806.66-20,412,301.59-8,265,489.75

Finding the Fourth Proportional to 14,791,806.66, 20,412,301.59 and 8,265,489.75

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Solution

The fourth proportional to 14,791,806.66, 20,412,301.59 and 8,265,489.75 is: 11,406,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791,806.66 : 20,412,301.59 = 8,265,489.75 : x
  2. Step 2: Convert to fraction form
    14,791,806.66/20,412,301.59 = 8,265,489.75/x
  3. Step 3: Cross multiply
    14,791,806.66x = 20,412,301.59 × 8,265,489.75
  4. Step 4: Simplify right side
    14,791,806.66x = 168,717,669,566,053.69
  5. Step 5: Solve for x
    x = 168,717,669,566,053.69/14,791,806.66
  6. Step 6: Final answer
    x = 11,406,157.03

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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.