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Finding the Fourth Proportional to 17,093,921.10, 25,640,881.65 and 4,963,361.10

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Solution

The fourth proportional to 17,093,921.10, 25,640,881.65 and 4,963,361.10 is: 7,445,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093,921.10 : 25,640,881.65 = 4,963,361.10 : x
  2. Step 2: Convert to fraction form
    17,093,921.10/25,640,881.65 = 4,963,361.10/x
  3. Step 3: Cross multiply
    17,093,921.10x = 25,640,881.65 × 4,963,361.10
  4. Step 4: Simplify right side
    17,093,921.10x = 127,264,954,551,313.80
  5. Step 5: Solve for x
    x = 127,264,954,551,313.80/17,093,921.10
  6. Step 6: Final answer
    x = 7,445,041.65

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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.