Home / 21,552,006.30-32,328,009.45-20,701,700.70

Finding the Fourth Proportional to 21,552,006.30, 32,328,009.45 and 20,701,700.70

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Solution

The fourth proportional to 21,552,006.30, 32,328,009.45 and 20,701,700.70 is: 31,052,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,006.30 : 32,328,009.45 = 20,701,700.70 : x
  2. Step 2: Convert to fraction form
    21,552,006.30/32,328,009.45 = 20,701,700.70/x
  3. Step 3: Cross multiply
    21,552,006.30x = 32,328,009.45 × 20,701,700.70
  4. Step 4: Simplify right side
    21,552,006.30x = 669,244,775,860,671.62
  5. Step 5: Solve for x
    x = 669,244,775,860,671.62/21,552,006.30
  6. Step 6: Final answer
    x = 31,052,551.05

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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.