Home / 11,566,401.96-15,963,393.32-7,381,892.30

Finding the Fourth Proportional to 11,566,401.96, 15,963,393.32 and 7,381,892.30

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Solution

The fourth proportional to 11,566,401.96, 15,963,393.32 and 7,381,892.30 is: 10,188,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566,401.96 : 15,963,393.32 = 7,381,892.30 : x
  2. Step 2: Convert to fraction form
    11,566,401.96/15,963,393.32 = 7,381,892.30/x
  3. Step 3: Cross multiply
    11,566,401.96x = 15,963,393.32 × 7,381,892.30
  4. Step 4: Simplify right side
    11,566,401.96x = 117,840,050,230,779.44
  5. Step 5: Solve for x
    x = 117,840,050,230,779.44/11,566,401.96
  6. Step 6: Final answer
    x = 10,188,133.75

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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.