Home / 20,224,070.80-30,336,106.20-7,441,930.60

Finding the Fourth Proportional to 20,224,070.80, 30,336,106.20 and 7,441,930.60

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Solution

The fourth proportional to 20,224,070.80, 30,336,106.20 and 7,441,930.60 is: 11,162,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,070.80 : 30,336,106.20 = 7,441,930.60 : x
  2. Step 2: Convert to fraction form
    20,224,070.80/30,336,106.20 = 7,441,930.60/x
  3. Step 3: Cross multiply
    20,224,070.80x = 30,336,106.20 × 7,441,930.60
  4. Step 4: Simplify right side
    20,224,070.80x = 225,759,197,014,629.72
  5. Step 5: Solve for x
    x = 225,759,197,014,629.72/20,224,070.80
  6. Step 6: Final answer
    x = 11,162,895.90

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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.