Home / 15,747,663.81-21,731,776.37-8,504,319.81

Finding the Fourth Proportional to 15,747,663.81, 21,731,776.37 and 8,504,319.81

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Solution

The fourth proportional to 15,747,663.81, 21,731,776.37 and 8,504,319.81 is: 11,735,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,663.81 : 21,731,776.37 = 8,504,319.81 : x
  2. Step 2: Convert to fraction form
    15,747,663.81/21,731,776.37 = 8,504,319.81/x
  3. Step 3: Cross multiply
    15,747,663.81x = 21,731,776.37 × 8,504,319.81
  4. Step 4: Simplify right side
    15,747,663.81x = 184,813,976,289,880.91
  5. Step 5: Solve for x
    x = 184,813,976,289,880.91/15,747,663.81
  6. Step 6: Final answer
    x = 11,735,961.51

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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.