Home / 6,441,653.80-8,889,510.90-3,541,231.48

Finding the Fourth Proportional to 6,441,653.80, 8,889,510.90 and 3,541,231.48

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Solution

The fourth proportional to 6,441,653.80, 8,889,510.90 and 3,541,231.48 is: 4,886,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,653.80 : 8,889,510.90 = 3,541,231.48 : x
  2. Step 2: Convert to fraction form
    6,441,653.80/8,889,510.90 = 3,541,231.48/x
  3. Step 3: Cross multiply
    6,441,653.80x = 8,889,510.90 × 3,541,231.48
  4. Step 4: Simplify right side
    6,441,653.80x = 31,479,815,840,883.13
  5. Step 5: Solve for x
    x = 31,479,815,840,883.13/6,441,653.80
  6. Step 6: Final answer
    x = 4,886,915.20

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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.