Home / 13,874,615.80-20,811,923.70-13,662,039.40

Finding the Fourth Proportional to 13,874,615.80, 20,811,923.70 and 13,662,039.40

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Solution

The fourth proportional to 13,874,615.80, 20,811,923.70 and 13,662,039.40 is: 20,493,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,615.80 : 20,811,923.70 = 13,662,039.40 : x
  2. Step 2: Convert to fraction form
    13,874,615.80/20,811,923.70 = 13,662,039.40/x
  3. Step 3: Cross multiply
    13,874,615.80x = 20,811,923.70 × 13,662,039.40
  4. Step 4: Simplify right side
    13,874,615.80x = 284,333,321,579,193.75
  5. Step 5: Solve for x
    x = 284,333,321,579,193.75/13,874,615.80
  6. Step 6: Final answer
    x = 20,493,059.10

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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.