Home / 57,629,171.05-86,431,236.30-18,240,487.30

Finding the Fourth Proportional to 57,629,171.05, 86,431,236.30 and 18,240,487.30

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Solution

The fourth proportional to 57,629,171.05, 86,431,236.30 and 18,240,487.30 is: 27,356,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629,171.05 : 86,431,236.30 = 18,240,487.30 : x
  2. Step 2: Convert to fraction form
    57,629,171.05/86,431,236.30 = 18,240,487.30/x
  3. Step 3: Cross multiply
    57,629,171.05x = 86,431,236.30 × 18,240,487.30
  4. Step 4: Simplify right side
    57,629,171.05x = 1,576,547,868,161,488
  5. Step 5: Solve for x
    x = 1,576,547,868,161,488/57,629,171.05
  6. Step 6: Final answer
    x = 27,356,768.10

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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.