Home / 11,655,354.08-17,483,018.85-3,978,361.87

Finding the Fourth Proportional to 11,655,354.08, 17,483,018.85 and 3,978,361.87

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Solution

The fourth proportional to 11,655,354.08, 17,483,018.85 and 3,978,361.87 is: 5,967,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655,354.08 : 17,483,018.85 = 3,978,361.87 : x
  2. Step 2: Convert to fraction form
    11,655,354.08/17,483,018.85 = 3,978,361.87/x
  3. Step 3: Cross multiply
    11,655,354.08x = 17,483,018.85 × 3,978,361.87
  4. Step 4: Simplify right side
    11,655,354.08x = 69,553,775,565,331.26
  5. Step 5: Solve for x
    x = 69,553,775,565,331.26/11,655,354.08
  6. Step 6: Final answer
    x = 5,967,538.62

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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.