Home / 9,621,902.88-13,278,186.90-5,270,983.02

Finding the Fourth Proportional to 9,621,902.88, 13,278,186.90 and 5,270,983.02

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Solution

The fourth proportional to 9,621,902.88, 13,278,186.90 and 5,270,983.02 is: 7,273,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621,902.88 : 13,278,186.90 = 5,270,983.02 : x
  2. Step 2: Convert to fraction form
    9,621,902.88/13,278,186.90 = 5,270,983.02/x
  3. Step 3: Cross multiply
    9,621,902.88x = 13,278,186.90 × 5,270,983.02
  4. Step 4: Simplify right side
    9,621,902.88x = 69,989,097,686,286.44
  5. Step 5: Solve for x
    x = 69,989,097,686,286.44/9,621,902.88
  6. Step 6: Final answer
    x = 7,273,935.16

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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.