Home / 13,627,590.70-20,441,386.07-5,538,671.18

Finding the Fourth Proportional to 13,627,590.70, 20,441,386.07 and 5,538,671.18

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Solution

The fourth proportional to 13,627,590.70, 20,441,386.07 and 5,538,671.18 is: 8,308,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,590.70 : 20,441,386.07 = 5,538,671.18 : x
  2. Step 2: Convert to fraction form
    13,627,590.70/20,441,386.07 = 5,538,671.18/x
  3. Step 3: Cross multiply
    13,627,590.70x = 20,441,386.07 × 5,538,671.18
  4. Step 4: Simplify right side
    13,627,590.70x = 113,218,115,905,162.45
  5. Step 5: Solve for x
    x = 113,218,115,905,162.45/13,627,590.70
  6. Step 6: Final answer
    x = 8,308,006.78

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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.