Home / 13,989,992.96-19,306,233.96-8,110,773.20

Finding the Fourth Proportional to 13,989,992.96, 19,306,233.96 and 8,110,773.20

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Solution

The fourth proportional to 13,989,992.96, 19,306,233.96 and 8,110,773.20 is: 11,192,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,989,992.96 : 19,306,233.96 = 8,110,773.20 : x
  2. Step 2: Convert to fraction form
    13,989,992.96/19,306,233.96 = 8,110,773.20/x
  3. Step 3: Cross multiply
    13,989,992.96x = 19,306,233.96 × 8,110,773.20
  4. Step 4: Simplify right side
    13,989,992.96x = 156,588,484,995,697.88
  5. Step 5: Solve for x
    x = 156,588,484,995,697.88/13,989,992.96
  6. Step 6: Final answer
    x = 11,192,892.34

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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.