Home / 4,920,999.80-7,381,499.70-2,225,412.95

Finding the Fourth Proportional to 4,920,999.80, 7,381,499.70 and 2,225,412.95

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Solution

The fourth proportional to 4,920,999.80, 7,381,499.70 and 2,225,412.95 is: 3,338,119.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,999.80 : 7,381,499.70 = 2,225,412.95 : x
  2. Step 2: Convert to fraction form
    4,920,999.80/7,381,499.70 = 2,225,412.95/x
  3. Step 3: Cross multiply
    4,920,999.80x = 7,381,499.70 × 2,225,412.95
  4. Step 4: Simplify right side
    4,920,999.80x = 16,426,885,022,801.12
  5. Step 5: Solve for x
    x = 16,426,885,022,801.12/4,920,999.80
  6. Step 6: Final answer
    x = 3,338,119.43

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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.