Home / 31,320,156.24-46,965,045.60-18,370,538.46

Finding the Fourth Proportional to 31,320,156.24, 46,965,045.60 and 18,370,538.46

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Solution

The fourth proportional to 31,320,156.24, 46,965,045.60 and 18,370,538.46 is: 27,546,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,320,156.24 : 46,965,045.60 = 18,370,538.46 : x
  2. Step 2: Convert to fraction form
    31,320,156.24/46,965,045.60 = 18,370,538.46/x
  3. Step 3: Cross multiply
    31,320,156.24x = 46,965,045.60 × 18,370,538.46
  4. Step 4: Simplify right side
    31,320,156.24x = 862,773,176,470,453.88
  5. Step 5: Solve for x
    x = 862,773,176,470,453.88/31,320,156.24
  6. Step 6: Final answer
    x = 27,546,898.87

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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.