Home / 13,694,915.76-20,545,785-4,110,471.60

Finding the Fourth Proportional to 13,694,915.76, 20,545,785 and 4,110,471.60

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Solution

The fourth proportional to 13,694,915.76, 20,545,785 and 4,110,471.60 is: 6,166,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,915.76 : 20,545,785 = 4,110,471.60 : x
  2. Step 2: Convert to fraction form
    13,694,915.76/20,545,785 = 4,110,471.60/x
  3. Step 3: Cross multiply
    13,694,915.76x = 20,545,785 × 4,110,471.60
  4. Step 4: Simplify right side
    13,694,915.76x = 84,452,865,742,206
  5. Step 5: Solve for x
    x = 84,452,865,742,206/13,694,915.76
  6. Step 6: Final answer
    x = 6,166,731.31

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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.