Home / 34,493,699.21-47,604,166.43-19,812,198.72

Finding the Fourth Proportional to 34,493,699.21, 47,604,166.43 and 19,812,198.72

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Solution

The fourth proportional to 34,493,699.21, 47,604,166.43 and 19,812,198.72 is: 27,342,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,493,699.21 : 47,604,166.43 = 19,812,198.72 : x
  2. Step 2: Convert to fraction form
    34,493,699.21/47,604,166.43 = 19,812,198.72/x
  3. Step 3: Cross multiply
    34,493,699.21x = 47,604,166.43 × 19,812,198.72
  4. Step 4: Simplify right side
    34,493,699.21x = 943,143,205,211,112.88
  5. Step 5: Solve for x
    x = 943,143,205,211,112.88/34,493,699.21
  6. Step 6: Final answer
    x = 27,342,477.81

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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.