Home / 31,383,657.04-43,309,964.70-17,255,440.48

Finding the Fourth Proportional to 31,383,657.04, 43,309,964.70 and 17,255,440.48

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Solution

The fourth proportional to 31,383,657.04, 43,309,964.70 and 17,255,440.48 is: 23,812,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,383,657.04 : 43,309,964.70 = 17,255,440.48 : x
  2. Step 2: Convert to fraction form
    31,383,657.04/43,309,964.70 = 17,255,440.48/x
  3. Step 3: Cross multiply
    31,383,657.04x = 43,309,964.70 × 17,255,440.48
  4. Step 4: Simplify right side
    31,383,657.04x = 747,332,518,071,751.12
  5. Step 5: Solve for x
    x = 747,332,518,071,751.12/31,383,657.04
  6. Step 6: Final answer
    x = 23,812,792.66

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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.