Home / 13,983,436.44-19,298,112.15-8,477,043.39

Finding the Fourth Proportional to 13,983,436.44, 19,298,112.15 and 8,477,043.39

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Solution

The fourth proportional to 13,983,436.44, 19,298,112.15 and 8,477,043.39 is: 11,698,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983,436.44 : 19,298,112.15 = 8,477,043.39 : x
  2. Step 2: Convert to fraction form
    13,983,436.44/19,298,112.15 = 8,477,043.39/x
  3. Step 3: Cross multiply
    13,983,436.44x = 19,298,112.15 × 8,477,043.39
  4. Step 4: Simplify right side
    13,983,436.44x = 163,590,934,040,636.19
  5. Step 5: Solve for x
    x = 163,590,934,040,636.19/13,983,436.44
  6. Step 6: Final answer
    x = 11,698,907.83

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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.