Home / 7,821,407.66-11,732,997.23-7,017,750.77

Finding the Fourth Proportional to 7,821,407.66, 11,732,997.23 and 7,017,750.77

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Solution

The fourth proportional to 7,821,407.66, 11,732,997.23 and 7,017,750.77 is: 10,527,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,407.66 : 11,732,997.23 = 7,017,750.77 : x
  2. Step 2: Convert to fraction form
    7,821,407.66/11,732,997.23 = 7,017,750.77/x
  3. Step 3: Cross multiply
    7,821,407.66x = 11,732,997.23 × 7,017,750.77
  4. Step 4: Simplify right side
    7,821,407.66x = 82,339,250,251,486.62
  5. Step 5: Solve for x
    x = 82,339,250,251,486.62/7,821,407.66
  6. Step 6: Final answer
    x = 10,527,420.88

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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.