Home / 19,228,740.72-26,531,419.94-11,384,357.88

Finding the Fourth Proportional to 19,228,740.72, 26,531,419.94 and 11,384,357.88

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Solution

The fourth proportional to 19,228,740.72, 26,531,419.94 and 11,384,357.88 is: 15,707,902.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228,740.72 : 26,531,419.94 = 11,384,357.88 : x
  2. Step 2: Convert to fraction form
    19,228,740.72/26,531,419.94 = 11,384,357.88/x
  3. Step 3: Cross multiply
    19,228,740.72x = 26,531,419.94 × 11,384,357.88
  4. Step 4: Simplify right side
    19,228,740.72x = 302,043,179,661,528.19
  5. Step 5: Solve for x
    x = 302,043,179,661,528.19/19,228,740.72
  6. Step 6: Final answer
    x = 15,707,902.25

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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.