Home / 5,159,085.20-7,738,627.80-2,007,213.20

Finding the Fourth Proportional to 5,159,085.20, 7,738,627.80 and 2,007,213.20

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Solution

The fourth proportional to 5,159,085.20, 7,738,627.80 and 2,007,213.20 is: 3,010,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,085.20 : 7,738,627.80 = 2,007,213.20 : x
  2. Step 2: Convert to fraction form
    5,159,085.20/7,738,627.80 = 2,007,213.20/x
  3. Step 3: Cross multiply
    5,159,085.20x = 7,738,627.80 × 2,007,213.20
  4. Step 4: Simplify right side
    5,159,085.20x = 15,533,075,870,046.96
  5. Step 5: Solve for x
    x = 15,533,075,870,046.96/5,159,085.20
  6. Step 6: Final answer
    x = 3,010,819.80

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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.