Home / 51,345,898.24-70,857,894.18-28,140,525.76

Finding the Fourth Proportional to 51,345,898.24, 70,857,894.18 and 28,140,525.76

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Solution

The fourth proportional to 51,345,898.24, 70,857,894.18 and 28,140,525.76 is: 38,834,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345,898.24 : 70,857,894.18 = 28,140,525.76 : x
  2. Step 2: Convert to fraction form
    51,345,898.24/70,857,894.18 = 28,140,525.76/x
  3. Step 3: Cross multiply
    51,345,898.24x = 70,857,894.18 × 28,140,525.76
  4. Step 4: Simplify right side
    51,345,898.24x = 1,993,978,396,471,644.50
  5. Step 5: Solve for x
    x = 1,993,978,396,471,644.50/51,345,898.24
  6. Step 6: Final answer
    x = 38,834,229.51

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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.