Home / 10,783,833.36-16,171,252.88-4,389,745.20

Finding the Fourth Proportional to 10,783,833.36, 16,171,252.88 and 4,389,745.20

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Solution

The fourth proportional to 10,783,833.36, 16,171,252.88 and 4,389,745.20 is: 6,582,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,833.36 : 16,171,252.88 = 4,389,745.20 : x
  2. Step 2: Convert to fraction form
    10,783,833.36/16,171,252.88 = 4,389,745.20/x
  3. Step 3: Cross multiply
    10,783,833.36x = 16,171,252.88 × 4,389,745.20
  4. Step 4: Simplify right side
    10,783,833.36x = 70,987,679,707,966.19
  5. Step 5: Solve for x
    x = 70,987,679,707,966.19/10,783,833.36
  6. Step 6: Final answer
    x = 6,582,787.15

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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.