Home / 31,212,010.40-46,815,682.80-13,011,504.80

Finding the Fourth Proportional to 31,212,010.40, 46,815,682.80 and 13,011,504.80

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Solution

The fourth proportional to 31,212,010.40, 46,815,682.80 and 13,011,504.80 is: 19,516,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212,010.40 : 46,815,682.80 = 13,011,504.80 : x
  2. Step 2: Convert to fraction form
    31,212,010.40/46,815,682.80 = 13,011,504.80/x
  3. Step 3: Cross multiply
    31,212,010.40x = 46,815,682.80 × 13,011,504.80
  4. Step 4: Simplify right side
    31,212,010.40x = 609,142,481,467,477.38
  5. Step 5: Solve for x
    x = 609,142,481,467,477.38/31,212,010.40
  6. Step 6: Final answer
    x = 19,516,284.71

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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.