Home / 13,411,603.46-20,120,404.77-4,891,939.91

Finding the Fourth Proportional to 13,411,603.46, 20,120,404.77 and 4,891,939.91

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Solution

The fourth proportional to 13,411,603.46, 20,120,404.77 and 4,891,939.91 is: 7,339,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,603.46 : 20,120,404.77 = 4,891,939.91 : x
  2. Step 2: Convert to fraction form
    13,411,603.46/20,120,404.77 = 4,891,939.91/x
  3. Step 3: Cross multiply
    13,411,603.46x = 20,120,404.77 × 4,891,939.91
  4. Step 4: Simplify right side
    13,411,603.46x = 98,427,811,099,717.38
  5. Step 5: Solve for x
    x = 98,427,811,099,717.38/13,411,603.46
  6. Step 6: Final answer
    x = 7,339,003.97

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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.