Home / 13,803,216.30-20,704,630.05-6,230,169.90

Finding the Fourth Proportional to 13,803,216.30, 20,704,630.05 and 6,230,169.90

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Solution

The fourth proportional to 13,803,216.30, 20,704,630.05 and 6,230,169.90 is: 9,345,167.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,216.30 : 20,704,630.05 = 6,230,169.90 : x
  2. Step 2: Convert to fraction form
    13,803,216.30/20,704,630.05 = 6,230,169.90/x
  3. Step 3: Cross multiply
    13,803,216.30x = 20,704,630.05 × 6,230,169.90
  4. Step 4: Simplify right side
    13,803,216.30x = 128,993,362,928,145.50
  5. Step 5: Solve for x
    x = 128,993,362,928,145.50/13,803,216.30
  6. Step 6: Final answer
    x = 9,345,167.11

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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.