Home / 7,220,389.57-10,834,087.50-3,176,351.91

Finding the Fourth Proportional to 7,220,389.57, 10,834,087.50 and 3,176,351.91

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Solution

The fourth proportional to 7,220,389.57, 10,834,087.50 and 3,176,351.91 is: 4,766,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,389.57 : 10,834,087.50 = 3,176,351.91 : x
  2. Step 2: Convert to fraction form
    7,220,389.57/10,834,087.50 = 3,176,351.91/x
  3. Step 3: Cross multiply
    7,220,389.57x = 10,834,087.50 × 3,176,351.91
  4. Step 4: Simplify right side
    7,220,389.57x = 34,412,874,523,732.12
  5. Step 5: Solve for x
    x = 34,412,874,523,732.12/7,220,389.57
  6. Step 6: Final answer
    x = 4,766,068.95

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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.