Home / 51,603,265.91-71,212,518.59-28,398,392.87

Finding the Fourth Proportional to 51,603,265.91, 71,212,518.59 and 28,398,392.87

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Solution

The fourth proportional to 51,603,265.91, 71,212,518.59 and 28,398,392.87 is: 39,189,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,265.91 : 71,212,518.59 = 28,398,392.87 : x
  2. Step 2: Convert to fraction form
    51,603,265.91/71,212,518.59 = 28,398,392.87/x
  3. Step 3: Cross multiply
    51,603,265.91x = 71,212,518.59 × 28,398,392.87
  4. Step 4: Simplify right side
    51,603,265.91x = 2,022,321,079,682,943.50
  5. Step 5: Solve for x
    x = 2,022,321,079,682,943.50/51,603,265.91
  6. Step 6: Final answer
    x = 39,189,788.56

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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.