Home / 27,017,953.57-40,476,078.96-13,355,106.85

Finding the Fourth Proportional to 27,017,953.57, 40,476,078.96 and 13,355,106.85

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Solution

The fourth proportional to 27,017,953.57, 40,476,078.96 and 13,355,106.85 is: 20,007,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017,953.57 : 40,476,078.96 = 13,355,106.85 : x
  2. Step 2: Convert to fraction form
    27,017,953.57/40,476,078.96 = 13,355,106.85/x
  3. Step 3: Cross multiply
    27,017,953.57x = 40,476,078.96 × 13,355,106.85
  4. Step 4: Simplify right side
    27,017,953.57x = 540,562,359,379,836.88
  5. Step 5: Solve for x
    x = 540,562,359,379,836.88/27,017,953.57
  6. Step 6: Final answer
    x = 20,007,524.18

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1.5x scale

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.