Home / 31,101,097.20-46,651,645.80-19,791,682.80

Finding the Fourth Proportional to 31,101,097.20, 46,651,645.80 and 19,791,682.80

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Solution

The fourth proportional to 31,101,097.20, 46,651,645.80 and 19,791,682.80 is: 29,687,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101,097.20 : 46,651,645.80 = 19,791,682.80 : x
  2. Step 2: Convert to fraction form
    31,101,097.20/46,651,645.80 = 19,791,682.80/x
  3. Step 3: Cross multiply
    31,101,097.20x = 46,651,645.80 × 19,791,682.80
  4. Step 4: Simplify right side
    31,101,097.20x = 923,314,575,771,552.25
  5. Step 5: Solve for x
    x = 923,314,575,771,552.25/31,101,097.20
  6. Step 6: Final answer
    x = 29,687,524.20

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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.