Home / 6,477,113.40-9,709,449.30-5,036,998.20

Finding the Fourth Proportional to 6,477,113.40, 9,709,449.30 and 5,036,998.20

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Solution

The fourth proportional to 6,477,113.40, 9,709,449.30 and 5,036,998.20 is: 7,550,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,113.40 : 9,709,449.30 = 5,036,998.20 : x
  2. Step 2: Convert to fraction form
    6,477,113.40/9,709,449.30 = 5,036,998.20/x
  3. Step 3: Cross multiply
    6,477,113.40x = 9,709,449.30 × 5,036,998.20
  4. Step 4: Simplify right side
    6,477,113.40x = 48,906,478,647,091.27
  5. Step 5: Solve for x
    x = 48,906,478,647,091.27/6,477,113.40
  6. Step 6: Final answer
    x = 7,550,659.63

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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.