Home / 13,906,815.30-20,860,222.95-9,117,285.30

Finding the Fourth Proportional to 13,906,815.30, 20,860,222.95 and 9,117,285.30

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Solution

The fourth proportional to 13,906,815.30, 20,860,222.95 and 9,117,285.30 is: 13,675,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,815.30 : 20,860,222.95 = 9,117,285.30 : x
  2. Step 2: Convert to fraction form
    13,906,815.30/20,860,222.95 = 9,117,285.30/x
  3. Step 3: Cross multiply
    13,906,815.30x = 20,860,222.95 × 9,117,285.30
  4. Step 4: Simplify right side
    13,906,815.30x = 190,188,604,056,757.66
  5. Step 5: Solve for x
    x = 190,188,604,056,757.66/13,906,815.30
  6. Step 6: Final answer
    x = 13,675,927.95

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1.5x scale

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.