Home / 21,582,019.80-32,373,029.70-21,456,048.60

Finding the Fourth Proportional to 21,582,019.80, 32,373,029.70 and 21,456,048.60

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Solution

The fourth proportional to 21,582,019.80, 32,373,029.70 and 21,456,048.60 is: 32,184,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582,019.80 : 32,373,029.70 = 21,456,048.60 : x
  2. Step 2: Convert to fraction form
    21,582,019.80/32,373,029.70 = 21,456,048.60/x
  3. Step 3: Cross multiply
    21,582,019.80x = 32,373,029.70 × 21,456,048.60
  4. Step 4: Simplify right side
    21,582,019.80x = 694,597,298,572,443.50
  5. Step 5: Solve for x
    x = 694,597,298,572,443.50/21,582,019.80
  6. Step 6: Final answer
    x = 32,184,072.90

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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.