Home / 4,914,370.20-7,371,555.30-4,400,643.90

Finding the Fourth Proportional to 4,914,370.20, 7,371,555.30 and 4,400,643.90

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Solution

The fourth proportional to 4,914,370.20, 7,371,555.30 and 4,400,643.90 is: 6,600,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,370.20 : 7,371,555.30 = 4,400,643.90 : x
  2. Step 2: Convert to fraction form
    4,914,370.20/7,371,555.30 = 4,400,643.90/x
  3. Step 3: Cross multiply
    4,914,370.20x = 7,371,555.30 × 4,400,643.90
  4. Step 4: Simplify right side
    4,914,370.20x = 32,439,589,864,457.67
  5. Step 5: Solve for x
    x = 32,439,589,864,457.67/4,914,370.20
  6. Step 6: Final answer
    x = 6,600,965.85

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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.