Home / 10,500,628.20-15,748,317.90-4,022,296.80

Finding the Fourth Proportional to 10,500,628.20, 15,748,317.90 and 4,022,296.80

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Solution

The fourth proportional to 10,500,628.20, 15,748,317.90 and 4,022,296.80 is: 6,032,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500,628.20 : 15,748,317.90 = 4,022,296.80 : x
  2. Step 2: Convert to fraction form
    10,500,628.20/15,748,317.90 = 4,022,296.80/x
  3. Step 3: Cross multiply
    10,500,628.20x = 15,748,317.90 × 4,022,296.80
  4. Step 4: Simplify right side
    10,500,628.20x = 63,344,408,694,552.72
  5. Step 5: Solve for x
    x = 63,344,408,694,552.72/10,500,628.20
  6. Step 6: Final answer
    x = 6,032,439.92

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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.