Home / 14,690,491.40-22,019,990.70-5,589,072.20

Finding the Fourth Proportional to 14,690,491.40, 22,019,990.70 and 5,589,072.20

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Solution

The fourth proportional to 14,690,491.40, 22,019,990.70 and 5,589,072.20 is: 8,377,617.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690,491.40 : 22,019,990.70 = 5,589,072.20 : x
  2. Step 2: Convert to fraction form
    14,690,491.40/22,019,990.70 = 5,589,072.20/x
  3. Step 3: Cross multiply
    14,690,491.40x = 22,019,990.70 × 5,589,072.20
  4. Step 4: Simplify right side
    14,690,491.40x = 123,071,317,865,628.55
  5. Step 5: Solve for x
    x = 123,071,317,865,628.55/14,690,491.40
  6. Step 6: Final answer
    x = 8,377,617.50

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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.