Home / 18,422,784.69-27,576,671.13-13,570,561.60

Finding the Fourth Proportional to 18,422,784.69, 27,576,671.13 and 13,570,561.60

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Solution

The fourth proportional to 18,422,784.69, 27,576,671.13 and 13,570,561.60 is: 20,313,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422,784.69 : 27,576,671.13 = 13,570,561.60 : x
  2. Step 2: Convert to fraction form
    18,422,784.69/27,576,671.13 = 13,570,561.60/x
  3. Step 3: Cross multiply
    18,422,784.69x = 27,576,671.13 × 13,570,561.60
  4. Step 4: Simplify right side
    18,422,784.69x = 374,230,914,223,664.94
  5. Step 5: Solve for x
    x = 374,230,914,223,664.94/18,422,784.69
  6. Step 6: Final answer
    x = 20,313,482.49

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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.