Home / 13,855,551.20-20,779,640.40-4,270,911.20

Finding the Fourth Proportional to 13,855,551.20, 20,779,640.40 and 4,270,911.20

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Solution

The fourth proportional to 13,855,551.20, 20,779,640.40 and 4,270,911.20 is: 6,405,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,551.20 : 20,779,640.40 = 4,270,911.20 : x
  2. Step 2: Convert to fraction form
    13,855,551.20/20,779,640.40 = 4,270,911.20/x
  3. Step 3: Cross multiply
    13,855,551.20x = 20,779,640.40 × 4,270,911.20
  4. Step 4: Simplify right side
    13,855,551.20x = 88,747,998,916,332.48
  5. Step 5: Solve for x
    x = 88,747,998,916,332.48/13,855,551.20
  6. Step 6: Final answer
    x = 6,405,230.48

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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.