Home / 18,433,427.78-27,647,058.90-6,759,386.85

Finding the Fourth Proportional to 18,433,427.78, 27,647,058.90 and 6,759,386.85

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Solution

The fourth proportional to 18,433,427.78, 27,647,058.90 and 6,759,386.85 is: 10,137,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433,427.78 : 27,647,058.90 = 6,759,386.85 : x
  2. Step 2: Convert to fraction form
    18,433,427.78/27,647,058.90 = 6,759,386.85/x
  3. Step 3: Cross multiply
    18,433,427.78x = 27,647,058.90 × 6,759,386.85
  4. Step 4: Simplify right side
    18,433,427.78x = 186,877,166,518,509.75
  5. Step 5: Solve for x
    x = 186,877,166,518,509.75/18,433,427.78
  6. Step 6: Final answer
    x = 10,137,949.86

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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.