Home / 13,925,963.80-20,888,945.70-9,674,435.80

Finding the Fourth Proportional to 13,925,963.80, 20,888,945.70 and 9,674,435.80

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Solution

The fourth proportional to 13,925,963.80, 20,888,945.70 and 9,674,435.80 is: 14,511,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,963.80 : 20,888,945.70 = 9,674,435.80 : x
  2. Step 2: Convert to fraction form
    13,925,963.80/20,888,945.70 = 9,674,435.80/x
  3. Step 3: Cross multiply
    13,925,963.80x = 20,888,945.70 × 9,674,435.80
  4. Step 4: Simplify right side
    13,925,963.80x = 202,088,764,104,336.06
  5. Step 5: Solve for x
    x = 202,088,764,104,336.06/13,925,963.80
  6. Step 6: Final answer
    x = 14,511,653.70

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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.