Home / 13,280,889.02-18,336,089.03-10,839,324.04

Finding the Fourth Proportional to 13,280,889.02, 18,336,089.03 and 10,839,324.04

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Solution

The fourth proportional to 13,280,889.02, 18,336,089.03 and 10,839,324.04 is: 14,965,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,889.02 : 18,336,089.03 = 10,839,324.04 : x
  2. Step 2: Convert to fraction form
    13,280,889.02/18,336,089.03 = 10,839,324.04/x
  3. Step 3: Cross multiply
    13,280,889.02x = 18,336,089.03 × 10,839,324.04
  4. Step 4: Simplify right side
    13,280,889.02x = 198,750,810,649,557.56
  5. Step 5: Solve for x
    x = 198,750,810,649,557.56/13,280,889.02
  6. Step 6: Final answer
    x = 14,965,173.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.