Home / 12,265,938.78-16,927,107.45-6,759,511.20

Finding the Fourth Proportional to 12,265,938.78, 16,927,107.45 and 6,759,511.20

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Solution

The fourth proportional to 12,265,938.78, 16,927,107.45 and 6,759,511.20 is: 9,328,187.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265,938.78 : 16,927,107.45 = 6,759,511.20 : x
  2. Step 2: Convert to fraction form
    12,265,938.78/16,927,107.45 = 6,759,511.20/x
  3. Step 3: Cross multiply
    12,265,938.78x = 16,927,107.45 × 6,759,511.20
  4. Step 4: Simplify right side
    12,265,938.78x = 114,418,972,391,878.44
  5. Step 5: Solve for x
    x = 114,418,972,391,878.44/12,265,938.78
  6. Step 6: Final answer
    x = 9,328,187.14

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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.