Home / 14,234,640.87-21,347,545.83-5,135,555.55

Finding the Fourth Proportional to 14,234,640.87, 21,347,545.83 and 5,135,555.55

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Solution

The fourth proportional to 14,234,640.87, 21,347,545.83 and 5,135,555.55 is: 7,701,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,640.87 : 21,347,545.83 = 5,135,555.55 : x
  2. Step 2: Convert to fraction form
    14,234,640.87/21,347,545.83 = 5,135,555.55/x
  3. Step 3: Cross multiply
    14,234,640.87x = 21,347,545.83 × 5,135,555.55
  4. Step 4: Simplify right side
    14,234,640.87x = 109,631,507,440,458.08
  5. Step 5: Solve for x
    x = 109,631,507,440,458.08/14,234,640.87
  6. Step 6: Final answer
    x = 7,701,740.32

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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.