Home / 9,660,130.88-13,330,699.72-5,530,022.72

Finding the Fourth Proportional to 9,660,130.88, 13,330,699.72 and 5,530,022.72

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Solution

The fourth proportional to 9,660,130.88, 13,330,699.72 and 5,530,022.72 is: 7,631,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,130.88 : 13,330,699.72 = 5,530,022.72 : x
  2. Step 2: Convert to fraction form
    9,660,130.88/13,330,699.72 = 5,530,022.72/x
  3. Step 3: Cross multiply
    9,660,130.88x = 13,330,699.72 × 5,530,022.72
  4. Step 4: Simplify right side
    9,660,130.88x = 73,719,072,325,097.64
  5. Step 5: Solve for x
    x = 73,719,072,325,097.64/9,660,130.88
  6. Step 6: Final answer
    x = 7,631,270.55

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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.