Home / 11,178,389.70-16,767,584.55-5,509,685.70

Finding the Fourth Proportional to 11,178,389.70, 16,767,584.55 and 5,509,685.70

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Solution

The fourth proportional to 11,178,389.70, 16,767,584.55 and 5,509,685.70 is: 8,264,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,389.70 : 16,767,584.55 = 5,509,685.70 : x
  2. Step 2: Convert to fraction form
    11,178,389.70/16,767,584.55 = 5,509,685.70/x
  3. Step 3: Cross multiply
    11,178,389.70x = 16,767,584.55 × 5,509,685.70
  4. Step 4: Simplify right side
    11,178,389.70x = 92,384,120,818,675.94
  5. Step 5: Solve for x
    x = 92,384,120,818,675.94/11,178,389.70
  6. Step 6: Final answer
    x = 8,264,528.55

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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.