Home / 40,986,506.09-61,441,925.24-20,498,397.27

Finding the Fourth Proportional to 40,986,506.09, 61,441,925.24 and 20,498,397.27

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Solution

The fourth proportional to 40,986,506.09, 61,441,925.24 and 20,498,397.27 is: 30,728,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,986,506.09 : 61,441,925.24 = 20,498,397.27 : x
  2. Step 2: Convert to fraction form
    40,986,506.09/61,441,925.24 = 20,498,397.27/x
  3. Step 3: Cross multiply
    40,986,506.09x = 61,441,925.24 × 20,498,397.27
  4. Step 4: Simplify right side
    40,986,506.09x = 1,259,460,992,551,914
  5. Step 5: Solve for x
    x = 1,259,460,992,551,914/40,986,506.09
  6. Step 6: Final answer
    x = 30,728,674.21

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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.