Home / 6,421,062.39-9,618,760.56-3,860,875.44

Finding the Fourth Proportional to 6,421,062.39, 9,618,760.56 and 3,860,875.44

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Solution

The fourth proportional to 6,421,062.39, 9,618,760.56 and 3,860,875.44 is: 5,783,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,062.39 : 9,618,760.56 = 3,860,875.44 : x
  2. Step 2: Convert to fraction form
    6,421,062.39/9,618,760.56 = 3,860,875.44/x
  3. Step 3: Cross multiply
    6,421,062.39x = 9,618,760.56 × 3,860,875.44
  4. Step 4: Simplify right side
    6,421,062.39x = 37,136,836,409,344.65
  5. Step 5: Solve for x
    x = 37,136,836,409,344.65/6,421,062.39
  6. Step 6: Final answer
    x = 5,783,596.88

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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.