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Finding the Fourth Proportional to 5,650,747.93, 7,797,817.14 and 3,072,430.85

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Solution

The fourth proportional to 5,650,747.93, 7,797,817.14 and 3,072,430.85 is: 4,239,837.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650,747.93 : 7,797,817.14 = 3,072,430.85 : x
  2. Step 2: Convert to fraction form
    5,650,747.93/7,797,817.14 = 3,072,430.85/x
  3. Step 3: Cross multiply
    5,650,747.93x = 7,797,817.14 × 3,072,430.85
  4. Step 4: Simplify right side
    5,650,747.93x = 23,958,253,943,594.77
  5. Step 5: Solve for x
    x = 23,958,253,943,594.77/5,650,747.93
  6. Step 6: Final answer
    x = 4,239,837.67

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1.5x scale

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.