Home / 4,920,774.30-7,381,161.45-4,389,333.30

Finding the Fourth Proportional to 4,920,774.30, 7,381,161.45 and 4,389,333.30

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Solution

The fourth proportional to 4,920,774.30, 7,381,161.45 and 4,389,333.30 is: 6,583,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,774.30 : 7,381,161.45 = 4,389,333.30 : x
  2. Step 2: Convert to fraction form
    4,920,774.30/7,381,161.45 = 4,389,333.30/x
  3. Step 3: Cross multiply
    4,920,774.30x = 7,381,161.45 × 4,389,333.30
  4. Step 4: Simplify right side
    4,920,774.30x = 32,398,377,745,161.29
  5. Step 5: Solve for x
    x = 32,398,377,745,161.29/4,920,774.30
  6. Step 6: Final answer
    x = 6,583,999.95

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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.