Home / 12,048,855.36-16,627,250.16-6,821,728.64

Finding the Fourth Proportional to 12,048,855.36, 16,627,250.16 and 6,821,728.64

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Solution

The fourth proportional to 12,048,855.36, 16,627,250.16 and 6,821,728.64 is: 9,413,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,855.36 : 16,627,250.16 = 6,821,728.64 : x
  2. Step 2: Convert to fraction form
    12,048,855.36/16,627,250.16 = 6,821,728.64/x
  3. Step 3: Cross multiply
    12,048,855.36x = 16,627,250.16 × 6,821,728.64
  4. Step 4: Simplify right side
    12,048,855.36x = 113,426,588,586,807.92
  5. Step 5: Solve for x
    x = 113,426,588,586,807.92/12,048,855.36
  6. Step 6: Final answer
    x = 9,413,889.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.