Home / 6,890,484.72-10,335,730.32-3,099,538.56

Finding the Fourth Proportional to 6,890,484.72, 10,335,730.32 and 3,099,538.56

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Solution

The fourth proportional to 6,890,484.72, 10,335,730.32 and 3,099,538.56 is: 4,649,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,484.72 : 10,335,730.32 = 3,099,538.56 : x
  2. Step 2: Convert to fraction form
    6,890,484.72/10,335,730.32 = 3,099,538.56/x
  3. Step 3: Cross multiply
    6,890,484.72x = 10,335,730.32 × 3,099,538.56
  4. Step 4: Simplify right side
    6,890,484.72x = 32,035,994,672,601.14
  5. Step 5: Solve for x
    x = 32,035,994,672,601.14/6,890,484.72
  6. Step 6: Final answer
    x = 4,649,309.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.