Home / 31,139,930.80-46,709,896.22-16,791,023.80

Finding the Fourth Proportional to 31,139,930.80, 46,709,896.22 and 16,791,023.80

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Solution

The fourth proportional to 31,139,930.80, 46,709,896.22 and 16,791,023.80 is: 25,186,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,139,930.80 : 46,709,896.22 = 16,791,023.80 : x
  2. Step 2: Convert to fraction form
    31,139,930.80/46,709,896.22 = 16,791,023.80/x
  3. Step 3: Cross multiply
    31,139,930.80x = 46,709,896.22 × 16,791,023.80
  4. Step 4: Simplify right side
    31,139,930.80x = 784,306,979,125,550
  5. Step 5: Solve for x
    x = 784,306,979,125,550/31,139,930.80
  6. Step 6: Final answer
    x = 25,186,535.71

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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.