Home / 7,936,031.89-11,899,545.35-7,258,961.29

Finding the Fourth Proportional to 7,936,031.89, 11,899,545.35 and 7,258,961.29

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Solution

The fourth proportional to 7,936,031.89, 11,899,545.35 and 7,258,961.29 is: 10,884,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936,031.89 : 11,899,545.35 = 7,258,961.29 : x
  2. Step 2: Convert to fraction form
    7,936,031.89/11,899,545.35 = 7,258,961.29/x
  3. Step 3: Cross multiply
    7,936,031.89x = 11,899,545.35 × 7,258,961.29
  4. Step 4: Simplify right side
    7,936,031.89x = 86,378,339,064,249.50
  5. Step 5: Solve for x
    x = 86,378,339,064,249.50/7,936,031.89
  6. Step 6: Final answer
    x = 10,884,323.58

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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.