Home / 19,380,018.58-29,070,137.84-5,002,103.46

Finding the Fourth Proportional to 19,380,018.58, 29,070,137.84 and 5,002,103.46

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Solution

The fourth proportional to 19,380,018.58, 29,070,137.84 and 5,002,103.46 is: 7,503,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,380,018.58 : 29,070,137.84 = 5,002,103.46 : x
  2. Step 2: Convert to fraction form
    19,380,018.58/29,070,137.84 = 5,002,103.46/x
  3. Step 3: Cross multiply
    19,380,018.58x = 29,070,137.84 × 5,002,103.46
  4. Step 4: Simplify right side
    19,380,018.58x = 145,411,837,072,140.94
  5. Step 5: Solve for x
    x = 145,411,837,072,140.94/19,380,018.58
  6. Step 6: Final answer
    x = 7,503,183.57

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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.