Home / 6,885,878.40-10,317,007.80-3,283,889.40

Finding the Fourth Proportional to 6,885,878.40, 10,317,007.80 and 3,283,889.40

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Solution

The fourth proportional to 6,885,878.40, 10,317,007.80 and 3,283,889.40 is: 4,920,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,878.40 : 10,317,007.80 = 3,283,889.40 : x
  2. Step 2: Convert to fraction form
    6,885,878.40/10,317,007.80 = 3,283,889.40/x
  3. Step 3: Cross multiply
    6,885,878.40x = 10,317,007.80 × 3,283,889.40
  4. Step 4: Simplify right side
    6,885,878.40x = 33,879,912,554,137.32
  5. Step 5: Solve for x
    x = 33,879,912,554,137.32/6,885,878.40
  6. Step 6: Final answer
    x = 4,920,201.98

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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.