Home / 8,644,756.69-11,928,749.20-4,777,047.19

Finding the Fourth Proportional to 8,644,756.69, 11,928,749.20 and 4,777,047.19

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Solution

The fourth proportional to 8,644,756.69, 11,928,749.20 and 4,777,047.19 is: 6,591,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644,756.69 : 11,928,749.20 = 4,777,047.19 : x
  2. Step 2: Convert to fraction form
    8,644,756.69/11,928,749.20 = 4,777,047.19/x
  3. Step 3: Cross multiply
    8,644,756.69x = 11,928,749.20 × 4,777,047.19
  4. Step 4: Simplify right side
    8,644,756.69x = 56,984,197,846,074.75
  5. Step 5: Solve for x
    x = 56,984,197,846,074.75/8,644,756.69
  6. Step 6: Final answer
    x = 6,591,764.22

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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.