Home / 13,485,951.90-20,228,927.85-11,092,499.10

Finding the Fourth Proportional to 13,485,951.90, 20,228,927.85 and 11,092,499.10

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Solution

The fourth proportional to 13,485,951.90, 20,228,927.85 and 11,092,499.10 is: 16,638,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,951.90 : 20,228,927.85 = 11,092,499.10 : x
  2. Step 2: Convert to fraction form
    13,485,951.90/20,228,927.85 = 11,092,499.10/x
  3. Step 3: Cross multiply
    13,485,951.90x = 20,228,927.85 × 11,092,499.10
  4. Step 4: Simplify right side
    13,485,951.90x = 224,389,363,970,089.94
  5. Step 5: Solve for x
    x = 224,389,363,970,089.94/13,485,951.90
  6. Step 6: Final answer
    x = 16,638,748.65

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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.