Home / 21,482,822.70-32,224,234.05-20,643,014.70

Finding the Fourth Proportional to 21,482,822.70, 32,224,234.05 and 20,643,014.70

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Solution

The fourth proportional to 21,482,822.70, 32,224,234.05 and 20,643,014.70 is: 30,964,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,822.70 : 32,224,234.05 = 20,643,014.70 : x
  2. Step 2: Convert to fraction form
    21,482,822.70/32,224,234.05 = 20,643,014.70/x
  3. Step 3: Cross multiply
    21,482,822.70x = 32,224,234.05 × 20,643,014.70
  4. Step 4: Simplify right side
    21,482,822.70x = 665,205,337,190,390.50
  5. Step 5: Solve for x
    x = 665,205,337,190,390.50/21,482,822.70
  6. Step 6: Final answer
    x = 30,964,522.05

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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.