Home / 21,722,149.60-32,573,601.60-7,341,312.40

Finding the Fourth Proportional to 21,722,149.60, 32,573,601.60 and 7,341,312.40

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Solution

The fourth proportional to 21,722,149.60, 32,573,601.60 and 7,341,312.40 is: 11,008,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,722,149.60 : 32,573,601.60 = 7,341,312.40 : x
  2. Step 2: Convert to fraction form
    21,722,149.60/32,573,601.60 = 7,341,312.40/x
  3. Step 3: Cross multiply
    21,722,149.60x = 32,573,601.60 × 7,341,312.40
  4. Step 4: Simplify right side
    21,722,149.60x = 239,132,985,338,739.88
  5. Step 5: Solve for x
    x = 239,132,985,338,739.88/21,722,149.60
  6. Step 6: Final answer
    x = 11,008,716.44

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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.