Home / 13,495,018.14-18,603,755.48-9,620,813.25

Finding the Fourth Proportional to 13,495,018.14, 18,603,755.48 and 9,620,813.25

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Solution

The fourth proportional to 13,495,018.14, 18,603,755.48 and 9,620,813.25 is: 13,262,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495,018.14 : 18,603,755.48 = 9,620,813.25 : x
  2. Step 2: Convert to fraction form
    13,495,018.14/18,603,755.48 = 9,620,813.25/x
  3. Step 3: Cross multiply
    13,495,018.14x = 18,603,755.48 × 9,620,813.25
  4. Step 4: Simplify right side
    13,495,018.14x = 178,983,257,179,936.62
  5. Step 5: Solve for x
    x = 178,983,257,179,936.62/13,495,018.14
  6. Step 6: Final answer
    x = 13,262,913.42

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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.