Home / 22,021,051.20-33,015,830.40-9,880,576.80

Finding the Fourth Proportional to 22,021,051.20, 33,015,830.40 and 9,880,576.80

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Solution

The fourth proportional to 22,021,051.20, 33,015,830.40 and 9,880,576.80 is: 14,813,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021,051.20 : 33,015,830.40 = 9,880,576.80 : x
  2. Step 2: Convert to fraction form
    22,021,051.20/33,015,830.40 = 9,880,576.80/x
  3. Step 3: Cross multiply
    22,021,051.20x = 33,015,830.40 × 9,880,576.80
  4. Step 4: Simplify right side
    22,021,051.20x = 326,215,447,882,974.75
  5. Step 5: Solve for x
    x = 326,215,447,882,974.75/22,021,051.20
  6. Step 6: Final answer
    x = 14,813,799.98

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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.