Home / 39,187,669.62-58,653,566.06-28,810,149.09

Finding the Fourth Proportional to 39,187,669.62, 58,653,566.06 and 28,810,149.09

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Solution

The fourth proportional to 39,187,669.62, 58,653,566.06 and 28,810,149.09 is: 43,121,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187,669.62 : 58,653,566.06 = 28,810,149.09 : x
  2. Step 2: Convert to fraction form
    39,187,669.62/58,653,566.06 = 28,810,149.09/x
  3. Step 3: Cross multiply
    39,187,669.62x = 58,653,566.06 × 28,810,149.09
  4. Step 4: Simplify right side
    39,187,669.62x = 1,689,817,982,704,713
  5. Step 5: Solve for x
    x = 1,689,817,982,704,713/39,187,669.62
  6. Step 6: Final answer
    x = 43,121,165.38

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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.