Home / 7,670,274.44-11,509,807.74-3,120,483.56

Finding the Fourth Proportional to 7,670,274.44, 11,509,807.74 and 3,120,483.56

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Solution

The fourth proportional to 7,670,274.44, 11,509,807.74 and 3,120,483.56 is: 4,682,513.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,274.44 : 11,509,807.74 = 3,120,483.56 : x
  2. Step 2: Convert to fraction form
    7,670,274.44/11,509,807.74 = 3,120,483.56/x
  3. Step 3: Cross multiply
    7,670,274.44x = 11,509,807.74 × 3,120,483.56
  4. Step 4: Simplify right side
    7,670,274.44x = 35,916,165,831,430.76
  5. Step 5: Solve for x
    x = 35,916,165,831,430.76/7,670,274.44
  6. Step 6: Final answer
    x = 4,682,513.79

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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.