Home / 15,792,267.65-21,792,927.86-8,822,997.55

Finding the Fourth Proportional to 15,792,267.65, 21,792,927.86 and 8,822,997.55

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Solution

The fourth proportional to 15,792,267.65, 21,792,927.86 and 8,822,997.55 is: 12,175,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,267.65 : 21,792,927.86 = 8,822,997.55 : x
  2. Step 2: Convert to fraction form
    15,792,267.65/21,792,927.86 = 8,822,997.55/x
  3. Step 3: Cross multiply
    15,792,267.65x = 21,792,927.86 × 8,822,997.55
  4. Step 4: Simplify right side
    15,792,267.65x = 192,278,949,132,319.16
  5. Step 5: Solve for x
    x = 192,278,949,132,319.16/15,792,267.65
  6. Step 6: Final answer
    x = 12,175,512.31

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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.