Home / 6,538,401.80-9,788,940.30-6,351,777.80

Finding the Fourth Proportional to 6,538,401.80, 9,788,940.30 and 6,351,777.80

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Solution

The fourth proportional to 6,538,401.80, 9,788,940.30 and 6,351,777.80 is: 9,509,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,401.80 : 9,788,940.30 = 6,351,777.80 : x
  2. Step 2: Convert to fraction form
    6,538,401.80/9,788,940.30 = 6,351,777.80/x
  3. Step 3: Cross multiply
    6,538,401.80x = 9,788,940.30 × 6,351,777.80
  4. Step 4: Simplify right side
    6,538,401.80x = 62,177,173,683,065.34
  5. Step 5: Solve for x
    x = 62,177,173,683,065.34/6,538,401.80
  6. Step 6: Final answer
    x = 9,509,536.98

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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.