Home / 27,920,071.87-41,880,632.73-8,750,404.51

Finding the Fourth Proportional to 27,920,071.87, 41,880,632.73 and 8,750,404.51

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Solution

The fourth proportional to 27,920,071.87, 41,880,632.73 and 8,750,404.51 is: 13,125,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,920,071.87 : 41,880,632.73 = 8,750,404.51 : x
  2. Step 2: Convert to fraction form
    27,920,071.87/41,880,632.73 = 8,750,404.51/x
  3. Step 3: Cross multiply
    27,920,071.87x = 41,880,632.73 × 8,750,404.51
  4. Step 4: Simplify right side
    27,920,071.87x = 366,472,477,522,245.56
  5. Step 5: Solve for x
    x = 366,472,477,522,245.56/27,920,071.87
  6. Step 6: Final answer
    x = 13,125,771.28

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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.