Home / 9,159,823.44-12,640,062.96-5,085,180

Finding the Fourth Proportional to 9,159,823.44, 12,640,062.96 and 5,085,180

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Solution

The fourth proportional to 9,159,823.44, 12,640,062.96 and 5,085,180 is: 7,017,274.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,823.44 : 12,640,062.96 = 5,085,180 : x
  2. Step 2: Convert to fraction form
    9,159,823.44/12,640,062.96 = 5,085,180/x
  3. Step 3: Cross multiply
    9,159,823.44x = 12,640,062.96 × 5,085,180
  4. Step 4: Simplify right side
    9,159,823.44x = 64,276,995,362,932.80
  5. Step 5: Solve for x
    x = 64,276,995,362,932.80/9,159,823.44
  6. Step 6: Final answer
    x = 7,017,274.49

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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.