Home / 19,570,090.20-29,355,135.30-5,195,376.60

Finding the Fourth Proportional to 19,570,090.20, 29,355,135.30 and 5,195,376.60

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Solution

The fourth proportional to 19,570,090.20, 29,355,135.30 and 5,195,376.60 is: 7,793,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570,090.20 : 29,355,135.30 = 5,195,376.60 : x
  2. Step 2: Convert to fraction form
    19,570,090.20/29,355,135.30 = 5,195,376.60/x
  3. Step 3: Cross multiply
    19,570,090.20x = 29,355,135.30 × 5,195,376.60
  4. Step 4: Simplify right side
    19,570,090.20x = 152,510,983,027,453.97
  5. Step 5: Solve for x
    x = 152,510,983,027,453.97/19,570,090.20
  6. Step 6: Final answer
    x = 7,793,064.90

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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.