Home / 6,900,776.70-10,351,163.67-1,852,087.20

Finding the Fourth Proportional to 6,900,776.70, 10,351,163.67 and 1,852,087.20

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Solution

The fourth proportional to 6,900,776.70, 10,351,163.67 and 1,852,087.20 is: 2,778,130.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,776.70 : 10,351,163.67 = 1,852,087.20 : x
  2. Step 2: Convert to fraction form
    6,900,776.70/10,351,163.67 = 1,852,087.20/x
  3. Step 3: Cross multiply
    6,900,776.70x = 10,351,163.67 × 1,852,087.20
  4. Step 4: Simplify right side
    6,900,776.70x = 19,171,257,738,312.02
  5. Step 5: Solve for x
    x = 19,171,257,738,312.02/6,900,776.70
  6. Step 6: Final answer
    x = 2,778,130.43

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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.