Home / 17,943,609.70-26,921,635.35-7,853,472.10

Finding the Fourth Proportional to 17,943,609.70, 26,921,635.35 and 7,853,472.10

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Solution

The fourth proportional to 17,943,609.70, 26,921,635.35 and 7,853,472.10 is: 11,782,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943,609.70 : 26,921,635.35 = 7,853,472.10 : x
  2. Step 2: Convert to fraction form
    17,943,609.70/26,921,635.35 = 7,853,472.10/x
  3. Step 3: Cross multiply
    17,943,609.70x = 26,921,635.35 × 7,853,472.10
  4. Step 4: Simplify right side
    17,943,609.70x = 211,428,312,107,598.75
  5. Step 5: Solve for x
    x = 211,428,312,107,598.75/17,943,609.70
  6. Step 6: Final answer
    x = 11,782,930.84

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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.