Home / 21,580,120.20-32,370,180.30-5,623,768.20

Finding the Fourth Proportional to 21,580,120.20, 32,370,180.30 and 5,623,768.20

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Solution

The fourth proportional to 21,580,120.20, 32,370,180.30 and 5,623,768.20 is: 8,435,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580,120.20 : 32,370,180.30 = 5,623,768.20 : x
  2. Step 2: Convert to fraction form
    21,580,120.20/32,370,180.30 = 5,623,768.20/x
  3. Step 3: Cross multiply
    21,580,120.20x = 32,370,180.30 × 5,623,768.20
  4. Step 4: Simplify right side
    21,580,120.20x = 182,042,390,599,406.47
  5. Step 5: Solve for x
    x = 182,042,390,599,406.47/21,580,120.20
  6. Step 6: Final answer
    x = 8,435,652.30

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1.5x scale

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.