Home / 11,351,548.53-15,664,990.01-6,939,800.91

Finding the Fourth Proportional to 11,351,548.53, 15,664,990.01 and 6,939,800.91

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Solution

The fourth proportional to 11,351,548.53, 15,664,990.01 and 6,939,800.91 is: 9,576,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351,548.53 : 15,664,990.01 = 6,939,800.91 : x
  2. Step 2: Convert to fraction form
    11,351,548.53/15,664,990.01 = 6,939,800.91/x
  3. Step 3: Cross multiply
    11,351,548.53x = 15,664,990.01 × 6,939,800.91
  4. Step 4: Simplify right side
    11,351,548.53x = 108,711,911,891,839.91
  5. Step 5: Solve for x
    x = 108,711,911,891,839.91/11,351,548.53
  6. Step 6: Final answer
    x = 9,576,835.41

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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.