Home / 57,139,282.88-85,731,632.94-18,283,720.04

Finding the Fourth Proportional to 57,139,282.88, 85,731,632.94 and 18,283,720.04

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Solution

The fourth proportional to 57,139,282.88, 85,731,632.94 and 18,283,720.04 is: 27,432,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,139,282.88 : 85,731,632.94 = 18,283,720.04 : x
  2. Step 2: Convert to fraction form
    57,139,282.88/85,731,632.94 = 18,283,720.04/x
  3. Step 3: Cross multiply
    57,139,282.88x = 85,731,632.94 × 18,283,720.04
  4. Step 4: Simplify right side
    57,139,282.88x = 1,567,493,175,247,002
  5. Step 5: Solve for x
    x = 1,567,493,175,247,002/57,139,282.88
  6. Step 6: Final answer
    x = 27,432,846.48

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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.