Home / 13,877,414.04-20,828,078.46-9,620,571.62

Finding the Fourth Proportional to 13,877,414.04, 20,828,078.46 and 9,620,571.62

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Solution

The fourth proportional to 13,877,414.04, 20,828,078.46 and 9,620,571.62 is: 14,439,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,414.04 : 20,828,078.46 = 9,620,571.62 : x
  2. Step 2: Convert to fraction form
    13,877,414.04/20,828,078.46 = 9,620,571.62/x
  3. Step 3: Cross multiply
    13,877,414.04x = 20,828,078.46 × 9,620,571.62
  4. Step 4: Simplify right side
    13,877,414.04x = 200,378,020,531,409.28
  5. Step 5: Solve for x
    x = 200,378,020,531,409.28/13,877,414.04
  6. Step 6: Final answer
    x = 14,439,146.94

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1.5x scale

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.