Home / 12,295,506.70-18,455,069.85-6,237,079.30

Finding the Fourth Proportional to 12,295,506.70, 18,455,069.85 and 6,237,079.30

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Solution

The fourth proportional to 12,295,506.70, 18,455,069.85 and 6,237,079.30 is: 9,361,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,506.70 : 18,455,069.85 = 6,237,079.30 : x
  2. Step 2: Convert to fraction form
    12,295,506.70/18,455,069.85 = 6,237,079.30/x
  3. Step 3: Cross multiply
    12,295,506.70x = 18,455,069.85 × 6,237,079.30
  4. Step 4: Simplify right side
    12,295,506.70x = 115,105,734,141,489.11
  5. Step 5: Solve for x
    x = 115,105,734,141,489.11/12,295,506.70
  6. Step 6: Final answer
    x = 9,361,609.65

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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.