Home / 34,792,148.39-52,187,890.28-21,149,061.62

Finding the Fourth Proportional to 34,792,148.39, 52,187,890.28 and 21,149,061.62

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Solution

The fourth proportional to 34,792,148.39, 52,187,890.28 and 21,149,061.62 is: 31,723,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792,148.39 : 52,187,890.28 = 21,149,061.62 : x
  2. Step 2: Convert to fraction form
    34,792,148.39/52,187,890.28 = 21,149,061.62/x
  3. Step 3: Cross multiply
    34,792,148.39x = 52,187,890.28 × 21,149,061.62
  4. Step 4: Simplify right side
    34,792,148.39x = 1,103,724,907,349,519.12
  5. Step 5: Solve for x
    x = 1,103,724,907,349,519.12/34,792,148.39
  6. Step 6: Final answer
    x = 31,723,390.43

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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.