Home / 6,782,459.40-10,190,277.90-5,102,843.40

Finding the Fourth Proportional to 6,782,459.40, 10,190,277.90 and 5,102,843.40

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Solution

The fourth proportional to 6,782,459.40, 10,190,277.90 and 5,102,843.40 is: 7,666,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,459.40 : 10,190,277.90 = 5,102,843.40 : x
  2. Step 2: Convert to fraction form
    6,782,459.40/10,190,277.90 = 5,102,843.40/x
  3. Step 3: Cross multiply
    6,782,459.40x = 10,190,277.90 × 5,102,843.40
  4. Step 4: Simplify right side
    6,782,459.40x = 51,999,392,326,180.87
  5. Step 5: Solve for x
    x = 51,999,392,326,180.87/6,782,459.40
  6. Step 6: Final answer
    x = 7,666,745.83

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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.