Home / 12,295,219.10-18,442,828.65-6,626,515.10

Finding the Fourth Proportional to 12,295,219.10, 18,442,828.65 and 6,626,515.10

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Solution

The fourth proportional to 12,295,219.10, 18,442,828.65 and 6,626,515.10 is: 9,939,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,219.10 : 18,442,828.65 = 6,626,515.10 : x
  2. Step 2: Convert to fraction form
    12,295,219.10/18,442,828.65 = 6,626,515.10/x
  3. Step 3: Cross multiply
    12,295,219.10x = 18,442,828.65 × 6,626,515.10
  4. Step 4: Simplify right side
    12,295,219.10x = 122,211,682,535,937.59
  5. Step 5: Solve for x
    x = 122,211,682,535,937.59/12,295,219.10
  6. Step 6: Final answer
    x = 9,939,772.65

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Similar ratio
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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.