Home / 21,493,372.20-32,240,058.30-16,622,485.80

Finding the Fourth Proportional to 21,493,372.20, 32,240,058.30 and 16,622,485.80

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Solution

The fourth proportional to 21,493,372.20, 32,240,058.30 and 16,622,485.80 is: 24,933,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493,372.20 : 32,240,058.30 = 16,622,485.80 : x
  2. Step 2: Convert to fraction form
    21,493,372.20/32,240,058.30 = 16,622,485.80/x
  3. Step 3: Cross multiply
    21,493,372.20x = 32,240,058.30 × 16,622,485.80
  4. Step 4: Simplify right side
    21,493,372.20x = 535,909,911,282,922.19
  5. Step 5: Solve for x
    x = 535,909,911,282,922.19/21,493,372.20
  6. Step 6: Final answer
    x = 24,933,728.70

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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.