Home / 14,788,969.44-20,405,278.80-8,590,333.56

Finding the Fourth Proportional to 14,788,969.44, 20,405,278.80 and 8,590,333.56

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Solution

The fourth proportional to 14,788,969.44, 20,405,278.80 and 8,590,333.56 is: 11,852,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788,969.44 : 20,405,278.80 = 8,590,333.56 : x
  2. Step 2: Convert to fraction form
    14,788,969.44/20,405,278.80 = 8,590,333.56/x
  3. Step 3: Cross multiply
    14,788,969.44x = 20,405,278.80 × 8,590,333.56
  4. Step 4: Simplify right side
    14,788,969.44x = 175,288,151,276,796.53
  5. Step 5: Solve for x
    x = 175,288,151,276,796.53/14,788,969.44
  6. Step 6: Final answer
    x = 11,852,627.86

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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.