Home / 5,420,240.56-8,127,997.80-1,825,041.52

Finding the Fourth Proportional to 5,420,240.56, 8,127,997.80 and 1,825,041.52

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Solution

The fourth proportional to 5,420,240.56, 8,127,997.80 and 1,825,041.52 is: 2,736,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,240.56 : 8,127,997.80 = 1,825,041.52 : x
  2. Step 2: Convert to fraction form
    5,420,240.56/8,127,997.80 = 1,825,041.52/x
  3. Step 3: Cross multiply
    5,420,240.56x = 8,127,997.80 × 1,825,041.52
  4. Step 4: Simplify right side
    5,420,240.56x = 14,833,933,459,468.66
  5. Step 5: Solve for x
    x = 14,833,933,459,468.66/5,420,240.56
  6. Step 6: Final answer
    x = 2,736,766.62

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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.