Home / 39,949,438.21-55,114,538.77-23,201,326.71

Finding the Fourth Proportional to 39,949,438.21, 55,114,538.77 and 23,201,326.71

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Solution

The fourth proportional to 39,949,438.21, 55,114,538.77 and 23,201,326.71 is: 32,008,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949,438.21 : 55,114,538.77 = 23,201,326.71 : x
  2. Step 2: Convert to fraction form
    39,949,438.21/55,114,538.77 = 23,201,326.71/x
  3. Step 3: Cross multiply
    39,949,438.21x = 55,114,538.77 × 23,201,326.71
  4. Step 4: Simplify right side
    39,949,438.21x = 1,278,730,420,672,038.50
  5. Step 5: Solve for x
    x = 1,278,730,420,672,038.50/39,949,438.21
  6. Step 6: Final answer
    x = 32,008,720.97

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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.