Home / 10,526,679.90-15,790,019.85-5,991,716.70

Finding the Fourth Proportional to 10,526,679.90, 15,790,019.85 and 5,991,716.70

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Solution

The fourth proportional to 10,526,679.90, 15,790,019.85 and 5,991,716.70 is: 8,987,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526,679.90 : 15,790,019.85 = 5,991,716.70 : x
  2. Step 2: Convert to fraction form
    10,526,679.90/15,790,019.85 = 5,991,716.70/x
  3. Step 3: Cross multiply
    10,526,679.90x = 15,790,019.85 × 5,991,716.70
  4. Step 4: Simplify right side
    10,526,679.90x = 94,609,325,628,576.50
  5. Step 5: Solve for x
    x = 94,609,325,628,576.50/10,526,679.90
  6. Step 6: Final answer
    x = 8,987,575.05

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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.