Home / 9,900,709.20-14,847,331.20-4,143,841.76

Finding the Fourth Proportional to 9,900,709.20, 14,847,331.20 and 4,143,841.76

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Solution

The fourth proportional to 9,900,709.20, 14,847,331.20 and 4,143,841.76 is: 6,214,200.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900,709.20 : 14,847,331.20 = 4,143,841.76 : x
  2. Step 2: Convert to fraction form
    9,900,709.20/14,847,331.20 = 4,143,841.76/x
  3. Step 3: Cross multiply
    9,900,709.20x = 14,847,331.20 × 4,143,841.76
  4. Step 4: Simplify right side
    9,900,709.20x = 61,524,990,976,874.25
  5. Step 5: Solve for x
    x = 61,524,990,976,874.25/9,900,709.20
  6. Step 6: Final answer
    x = 6,214,200.39

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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.