Home / 31,685,263.76-47,527,896.96-17,300,485.16

Finding the Fourth Proportional to 31,685,263.76, 47,527,896.96 and 17,300,485.16

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Solution

The fourth proportional to 31,685,263.76, 47,527,896.96 and 17,300,485.16 is: 25,950,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,685,263.76 : 47,527,896.96 = 17,300,485.16 : x
  2. Step 2: Convert to fraction form
    31,685,263.76/47,527,896.96 = 17,300,485.16/x
  3. Step 3: Cross multiply
    31,685,263.76x = 47,527,896.96 × 17,300,485.16
  4. Step 4: Simplify right side
    31,685,263.76x = 822,255,676,042,489.12
  5. Step 5: Solve for x
    x = 822,255,676,042,489.12/31,685,263.76
  6. Step 6: Final answer
    x = 25,950,728.46

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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.