Home / 6,320,916.09-9,477,752.64-1,942,915.25

Finding the Fourth Proportional to 6,320,916.09, 9,477,752.64 and 1,942,915.25

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Solution

The fourth proportional to 6,320,916.09, 9,477,752.64 and 1,942,915.25 is: 2,913,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,916.09 : 9,477,752.64 = 1,942,915.25 : x
  2. Step 2: Convert to fraction form
    6,320,916.09/9,477,752.64 = 1,942,915.25/x
  3. Step 3: Cross multiply
    6,320,916.09x = 9,477,752.64 × 1,942,915.25
  4. Step 4: Simplify right side
    6,320,916.09x = 18,414,470,170,964.07
  5. Step 5: Solve for x
    x = 18,414,470,170,964.07/6,320,916.09
  6. Step 6: Final answer
    x = 2,913,259.71

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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.