Home / 37,199,569.69-51,259,698.79-28,775,763.52

Finding the Fourth Proportional to 37,199,569.69, 51,259,698.79 and 28,775,763.52

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Solution

The fourth proportional to 37,199,569.69, 51,259,698.79 and 28,775,763.52 is: 39,651,990.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,199,569.69 : 51,259,698.79 = 28,775,763.52 : x
  2. Step 2: Convert to fraction form
    37,199,569.69/51,259,698.79 = 28,775,763.52/x
  3. Step 3: Cross multiply
    37,199,569.69x = 51,259,698.79 × 28,775,763.52
  4. Step 4: Simplify right side
    37,199,569.69x = 1,475,036,970,231,171.75
  5. Step 5: Solve for x
    x = 1,475,036,970,231,171.75/37,199,569.69
  6. Step 6: Final answer
    x = 39,651,990.14

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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.