Home / 11,809,312.20-17,717,078.70-4,235,488.20

Finding the Fourth Proportional to 11,809,312.20, 17,717,078.70 and 4,235,488.20

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Solution

The fourth proportional to 11,809,312.20, 17,717,078.70 and 4,235,488.20 is: 6,354,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809,312.20 : 17,717,078.70 = 4,235,488.20 : x
  2. Step 2: Convert to fraction form
    11,809,312.20/17,717,078.70 = 4,235,488.20/x
  3. Step 3: Cross multiply
    11,809,312.20x = 17,717,078.70 × 4,235,488.20
  4. Step 4: Simplify right side
    11,809,312.20x = 75,040,477,772,321.34
  5. Step 5: Solve for x
    x = 75,040,477,772,321.34/11,809,312.20
  6. Step 6: Final answer
    x = 6,354,347.87

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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.