Home / 8,903,428.20-13,354,364.70-2,919,796.20

Finding the Fourth Proportional to 8,903,428.20, 13,354,364.70 and 2,919,796.20

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Solution

The fourth proportional to 8,903,428.20, 13,354,364.70 and 2,919,796.20 is: 4,379,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,428.20 : 13,354,364.70 = 2,919,796.20 : x
  2. Step 2: Convert to fraction form
    8,903,428.20/13,354,364.70 = 2,919,796.20/x
  3. Step 3: Cross multiply
    8,903,428.20x = 13,354,364.70 × 2,919,796.20
  4. Step 4: Simplify right side
    8,903,428.20x = 38,992,023,304,474.14
  5. Step 5: Solve for x
    x = 38,992,023,304,474.14/8,903,428.20
  6. Step 6: Final answer
    x = 4,379,439.29

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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.