Home / 17,960,048.30-26,940,072.45-5,180,969.90

Finding the Fourth Proportional to 17,960,048.30, 26,940,072.45 and 5,180,969.90

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Solution

The fourth proportional to 17,960,048.30, 26,940,072.45 and 5,180,969.90 is: 7,771,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960,048.30 : 26,940,072.45 = 5,180,969.90 : x
  2. Step 2: Convert to fraction form
    17,960,048.30/26,940,072.45 = 5,180,969.90/x
  3. Step 3: Cross multiply
    17,960,048.30x = 26,940,072.45 × 5,180,969.90
  4. Step 4: Simplify right side
    17,960,048.30x = 139,575,704,467,269.27
  5. Step 5: Solve for x
    x = 139,575,704,467,269.27/17,960,048.30
  6. Step 6: Final answer
    x = 7,771,454.85

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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.