Home / 44,720,356.77-67,032,704.55-20,422,874.25

Finding the Fourth Proportional to 44,720,356.77, 67,032,704.55 and 20,422,874.25

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Solution

The fourth proportional to 44,720,356.77, 67,032,704.55 and 20,422,874.25 is: 30,612,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,720,356.77 : 67,032,704.55 = 20,422,874.25 : x
  2. Step 2: Convert to fraction form
    44,720,356.77/67,032,704.55 = 20,422,874.25/x
  3. Step 3: Cross multiply
    44,720,356.77x = 67,032,704.55 × 20,422,874.25
  4. Step 4: Simplify right side
    44,720,356.77x = 1,369,000,495,738,638.75
  5. Step 5: Solve for x
    x = 1,369,000,495,738,638.75/44,720,356.77
  6. Step 6: Final answer
    x = 30,612,468.12

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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.