Home / 13,361,999.77-20,033,185.69-4,258,856.89

Finding the Fourth Proportional to 13,361,999.77, 20,033,185.69 and 4,258,856.89

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Solution

The fourth proportional to 13,361,999.77, 20,033,185.69 and 4,258,856.89 is: 6,385,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,999.77 : 20,033,185.69 = 4,258,856.89 : x
  2. Step 2: Convert to fraction form
    13,361,999.77/20,033,185.69 = 4,258,856.89/x
  3. Step 3: Cross multiply
    13,361,999.77x = 20,033,185.69 × 4,258,856.89
  4. Step 4: Simplify right side
    13,361,999.77x = 85,318,470,904,505.91
  5. Step 5: Solve for x
    x = 85,318,470,904,505.91/13,361,999.77
  6. Step 6: Final answer
    x = 6,385,157.34

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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.