Home / 9,883,448.05-13,629,576.46-7,707,197.16

Finding the Fourth Proportional to 9,883,448.05, 13,629,576.46 and 7,707,197.16

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Solution

The fourth proportional to 9,883,448.05, 13,629,576.46 and 7,707,197.16 is: 10,628,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883,448.05 : 13,629,576.46 = 7,707,197.16 : x
  2. Step 2: Convert to fraction form
    9,883,448.05/13,629,576.46 = 7,707,197.16/x
  3. Step 3: Cross multiply
    9,883,448.05x = 13,629,576.46 × 7,707,197.16
  4. Step 4: Simplify right side
    9,883,448.05x = 105,045,832,973,873.64
  5. Step 5: Solve for x
    x = 105,045,832,973,873.64/9,883,448.05
  6. Step 6: Final answer
    x = 10,628,460.07

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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.