Home / 13,862,712.40-20,795,458.20-4,763,611.60

Finding the Fourth Proportional to 13,862,712.40, 20,795,458.20 and 4,763,611.60

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Solution

The fourth proportional to 13,862,712.40, 20,795,458.20 and 4,763,611.60 is: 7,145,894.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,712.40 : 20,795,458.20 = 4,763,611.60 : x
  2. Step 2: Convert to fraction form
    13,862,712.40/20,795,458.20 = 4,763,611.60/x
  3. Step 3: Cross multiply
    13,862,712.40x = 20,795,458.20 × 4,763,611.60
  4. Step 4: Simplify right side
    13,862,712.40x = 99,061,485,908,835.11
  5. Step 5: Solve for x
    x = 99,061,485,908,835.11/13,862,712.40
  6. Step 6: Final answer
    x = 7,145,894.91

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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.