Home / 20,893,783.44-28,833,481.16-11,601,373.84

Finding the Fourth Proportional to 20,893,783.44, 28,833,481.16 and 11,601,373.84

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Solution

The fourth proportional to 20,893,783.44, 28,833,481.16 and 11,601,373.84 is: 16,009,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,893,783.44 : 28,833,481.16 = 11,601,373.84 : x
  2. Step 2: Convert to fraction form
    20,893,783.44/28,833,481.16 = 11,601,373.84/x
  3. Step 3: Cross multiply
    20,893,783.44x = 28,833,481.16 × 11,601,373.84
  4. Step 4: Simplify right side
    20,893,783.44x = 334,507,994,045,756.88
  5. Step 5: Solve for x
    x = 334,507,994,045,756.88/20,893,783.44
  6. Step 6: Final answer
    x = 16,009,929.22

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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.