Home / 13,809,354.40-20,715,586.80-4,224,656.80

Finding the Fourth Proportional to 13,809,354.40, 20,715,586.80 and 4,224,656.80

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Solution

The fourth proportional to 13,809,354.40, 20,715,586.80 and 4,224,656.80 is: 6,337,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809,354.40 : 20,715,586.80 = 4,224,656.80 : x
  2. Step 2: Convert to fraction form
    13,809,354.40/20,715,586.80 = 4,224,656.80/x
  3. Step 3: Cross multiply
    13,809,354.40x = 20,715,586.80 × 4,224,656.80
  4. Step 4: Simplify right side
    13,809,354.40x = 87,516,244,640,610.23
  5. Step 5: Solve for x
    x = 87,516,244,640,610.23/13,809,354.40
  6. Step 6: Final answer
    x = 6,337,460.98

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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.