Home / 13,465,625.76-18,582,584.34-7,664,407.44

Finding the Fourth Proportional to 13,465,625.76, 18,582,584.34 and 7,664,407.44

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Solution

The fourth proportional to 13,465,625.76, 18,582,584.34 and 7,664,407.44 is: 10,576,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465,625.76 : 18,582,584.34 = 7,664,407.44 : x
  2. Step 2: Convert to fraction form
    13,465,625.76/18,582,584.34 = 7,664,407.44/x
  3. Step 3: Cross multiply
    13,465,625.76x = 18,582,584.34 × 7,664,407.44
  4. Step 4: Simplify right side
    13,465,625.76x = 142,424,497,669,923.50
  5. Step 5: Solve for x
    x = 142,424,497,669,923.50/13,465,625.76
  6. Step 6: Final answer
    x = 10,576,894.10

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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.