Home / 13,285,576.40-19,928,364.60-10,073,310.80

Finding the Fourth Proportional to 13,285,576.40, 19,928,364.60 and 10,073,310.80

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Solution

The fourth proportional to 13,285,576.40, 19,928,364.60 and 10,073,310.80 is: 15,109,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,576.40 : 19,928,364.60 = 10,073,310.80 : x
  2. Step 2: Convert to fraction form
    13,285,576.40/19,928,364.60 = 10,073,310.80/x
  3. Step 3: Cross multiply
    13,285,576.40x = 19,928,364.60 × 10,073,310.80
  4. Step 4: Simplify right side
    13,285,576.40x = 200,744,610,351,517.72
  5. Step 5: Solve for x
    x = 200,744,610,351,517.72/13,285,576.40
  6. Step 6: Final answer
    x = 15,109,966.20

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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.