Home / 13,609,056.60-20,443,997.70-11,369,568.60

Finding the Fourth Proportional to 13,609,056.60, 20,443,997.70 and 11,369,568.60

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Solution

The fourth proportional to 13,609,056.60, 20,443,997.70 and 11,369,568.60 is: 17,079,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,056.60 : 20,443,997.70 = 11,369,568.60 : x
  2. Step 2: Convert to fraction form
    13,609,056.60/20,443,997.70 = 11,369,568.60/x
  3. Step 3: Cross multiply
    13,609,056.60x = 20,443,997.70 × 11,369,568.60
  4. Step 4: Simplify right side
    13,609,056.60x = 232,439,434,308,392.22
  5. Step 5: Solve for x
    x = 232,439,434,308,392.22/13,609,056.60
  6. Step 6: Final answer
    x = 17,079,761.01

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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.