Home / 20,415,056.30-30,622,584.45-18,183,004.10

Finding the Fourth Proportional to 20,415,056.30, 30,622,584.45 and 18,183,004.10

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Solution

The fourth proportional to 20,415,056.30, 30,622,584.45 and 18,183,004.10 is: 27,274,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,056.30 : 30,622,584.45 = 18,183,004.10 : x
  2. Step 2: Convert to fraction form
    20,415,056.30/30,622,584.45 = 18,183,004.10/x
  3. Step 3: Cross multiply
    20,415,056.30x = 30,622,584.45 × 18,183,004.10
  4. Step 4: Simplify right side
    20,415,056.30x = 556,810,578,606,946.25
  5. Step 5: Solve for x
    x = 556,810,578,606,946.25/20,415,056.30
  6. Step 6: Final answer
    x = 27,274,506.15

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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.