Home / 14,342,750.43-19,792,418.49-7,816,240.65

Finding the Fourth Proportional to 14,342,750.43, 19,792,418.49 and 7,816,240.65

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Solution

The fourth proportional to 14,342,750.43, 19,792,418.49 and 7,816,240.65 is: 10,786,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,750.43 : 19,792,418.49 = 7,816,240.65 : x
  2. Step 2: Convert to fraction form
    14,342,750.43/19,792,418.49 = 7,816,240.65/x
  3. Step 3: Cross multiply
    14,342,750.43x = 19,792,418.49 × 7,816,240.65
  4. Step 4: Simplify right side
    14,342,750.43x = 154,702,305,963,349.62
  5. Step 5: Solve for x
    x = 154,702,305,963,349.62/14,342,750.43
  6. Step 6: Final answer
    x = 10,786,097.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.