Home / 5,421,004.80-7,481,221.20-3,245,126.94

Finding the Fourth Proportional to 5,421,004.80, 7,481,221.20 and 3,245,126.94

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Solution

The fourth proportional to 5,421,004.80, 7,481,221.20 and 3,245,126.94 is: 4,478,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,004.80 : 7,481,221.20 = 3,245,126.94 : x
  2. Step 2: Convert to fraction form
    5,421,004.80/7,481,221.20 = 3,245,126.94/x
  3. Step 3: Cross multiply
    5,421,004.80x = 7,481,221.20 × 3,245,126.94
  4. Step 4: Simplify right side
    5,421,004.80x = 24,277,512,460,219.13
  5. Step 5: Solve for x
    x = 24,277,512,460,219.13/5,421,004.80
  6. Step 6: Final answer
    x = 4,478,415.60

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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.