Home / 13,052,852-18,011,881.38-7,546,581.79

Finding the Fourth Proportional to 13,052,852, 18,011,881.38 and 7,546,581.79

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Solution

The fourth proportional to 13,052,852, 18,011,881.38 and 7,546,581.79 is: 10,413,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,852 : 18,011,881.38 = 7,546,581.79 : x
  2. Step 2: Convert to fraction form
    13,052,852/18,011,881.38 = 7,546,581.79/x
  3. Step 3: Cross multiply
    13,052,852x = 18,011,881.38 × 7,546,581.79
  4. Step 4: Simplify right side
    13,052,852x = 135,928,136,025,948.06
  5. Step 5: Solve for x
    x = 135,928,136,025,948.06/13,052,852
  6. Step 6: Final answer
    x = 10,413,673.27

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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.