Home / 27,678,823.80-41,518,235.70-10,640,052.60

Finding the Fourth Proportional to 27,678,823.80, 41,518,235.70 and 10,640,052.60

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Solution

The fourth proportional to 27,678,823.80, 41,518,235.70 and 10,640,052.60 is: 15,960,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,678,823.80 : 41,518,235.70 = 10,640,052.60 : x
  2. Step 2: Convert to fraction form
    27,678,823.80/41,518,235.70 = 10,640,052.60/x
  3. Step 3: Cross multiply
    27,678,823.80x = 41,518,235.70 × 10,640,052.60
  4. Step 4: Simplify right side
    27,678,823.80x = 441,756,211,707,197.81
  5. Step 5: Solve for x
    x = 441,756,211,707,197.81/27,678,823.80
  6. Step 6: Final answer
    x = 15,960,078.90

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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.