Home / 5,678,584.40-8,517,876.60-3,663,045.20

Finding the Fourth Proportional to 5,678,584.40, 8,517,876.60 and 3,663,045.20

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Solution

The fourth proportional to 5,678,584.40, 8,517,876.60 and 3,663,045.20 is: 5,494,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,584.40 : 8,517,876.60 = 3,663,045.20 : x
  2. Step 2: Convert to fraction form
    5,678,584.40/8,517,876.60 = 3,663,045.20/x
  3. Step 3: Cross multiply
    5,678,584.40x = 8,517,876.60 × 3,663,045.20
  4. Step 4: Simplify right side
    5,678,584.40x = 31,201,366,993,822.32
  5. Step 5: Solve for x
    x = 31,201,366,993,822.32/5,678,584.40
  6. Step 6: Final answer
    x = 5,494,567.80

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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.