Home / 10,511,857.89-14,505,956.64-5,865,401.43

Finding the Fourth Proportional to 10,511,857.89, 14,505,956.64 and 5,865,401.43

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Solution

The fourth proportional to 10,511,857.89, 14,505,956.64 and 5,865,401.43 is: 8,094,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511,857.89 : 14,505,956.64 = 5,865,401.43 : x
  2. Step 2: Convert to fraction form
    10,511,857.89/14,505,956.64 = 5,865,401.43/x
  3. Step 3: Cross multiply
    10,511,857.89x = 14,505,956.64 × 5,865,401.43
  4. Step 4: Simplify right side
    10,511,857.89x = 85,083,258,819,774
  5. Step 5: Solve for x
    x = 85,083,258,819,774/10,511,857.89
  6. Step 6: Final answer
    x = 8,094,026.74

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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.