Home / 6,534,220.80-9,778,003.20-4,139,212.80

Finding the Fourth Proportional to 6,534,220.80, 9,778,003.20 and 4,139,212.80

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Solution

The fourth proportional to 6,534,220.80, 9,778,003.20 and 4,139,212.80 is: 6,194,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534,220.80 : 9,778,003.20 = 4,139,212.80 : x
  2. Step 2: Convert to fraction form
    6,534,220.80/9,778,003.20 = 4,139,212.80/x
  3. Step 3: Cross multiply
    6,534,220.80x = 9,778,003.20 × 4,139,212.80
  4. Step 4: Simplify right side
    6,534,220.80x = 40,473,236,003,880.95
  5. Step 5: Solve for x
    x = 40,473,236,003,880.95/6,534,220.80
  6. Step 6: Final answer
    x = 6,194,041.68

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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.