Home / 4,885,422.20-7,328,133.30-3,672,949.40

Finding the Fourth Proportional to 4,885,422.20, 7,328,133.30 and 3,672,949.40

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Solution

The fourth proportional to 4,885,422.20, 7,328,133.30 and 3,672,949.40 is: 5,509,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,422.20 : 7,328,133.30 = 3,672,949.40 : x
  2. Step 2: Convert to fraction form
    4,885,422.20/7,328,133.30 = 3,672,949.40/x
  3. Step 3: Cross multiply
    4,885,422.20x = 7,328,133.30 × 3,672,949.40
  4. Step 4: Simplify right side
    4,885,422.20x = 26,915,862,807,355.02
  5. Step 5: Solve for x
    x = 26,915,862,807,355.02/4,885,422.20
  6. Step 6: Final answer
    x = 5,509,424.10

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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.