Home / 57,140,122.38-85,732,895.23-18,284,561.12

Finding the Fourth Proportional to 57,140,122.38, 85,732,895.23 and 18,284,561.12

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Solution

The fourth proportional to 57,140,122.38, 85,732,895.23 and 18,284,561.12 is: 27,434,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,140,122.38 : 85,732,895.23 = 18,284,561.12 : x
  2. Step 2: Convert to fraction form
    57,140,122.38/85,732,895.23 = 18,284,561.12/x
  3. Step 3: Cross multiply
    57,140,122.38x = 85,732,895.23 × 18,284,561.12
  4. Step 4: Simplify right side
    57,140,122.38x = 1,567,588,363,047,528.50
  5. Step 5: Solve for x
    x = 1,567,588,363,047,528.50/57,140,122.38
  6. Step 6: Final answer
    x = 27,434,109.30

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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.