Home / 12,048,848.72-16,627,241.07-6,821,722.05

Finding the Fourth Proportional to 12,048,848.72, 16,627,241.07 and 6,821,722.05

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Solution

The fourth proportional to 12,048,848.72, 16,627,241.07 and 6,821,722.05 is: 9,413,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,848.72 : 16,627,241.07 = 6,821,722.05 : x
  2. Step 2: Convert to fraction form
    12,048,848.72/16,627,241.07 = 6,821,722.05/x
  3. Step 3: Cross multiply
    12,048,848.72x = 16,627,241.07 × 6,821,722.05
  4. Step 4: Simplify right side
    12,048,848.72x = 113,426,416,975,532.44
  5. Step 5: Solve for x
    x = 113,426,416,975,532.44/12,048,848.72
  6. Step 6: Final answer
    x = 9,413,880.08

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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.