Home / 10,645,099.80-15,967,419.15-2,968,539.81

Finding the Fourth Proportional to 10,645,099.80, 15,967,419.15 and 2,968,539.81

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Solution

The fourth proportional to 10,645,099.80, 15,967,419.15 and 2,968,539.81 is: 4,452,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645,099.80 : 15,967,419.15 = 2,968,539.81 : x
  2. Step 2: Convert to fraction form
    10,645,099.80/15,967,419.15 = 2,968,539.81/x
  3. Step 3: Cross multiply
    10,645,099.80x = 15,967,419.15 × 2,968,539.81
  4. Step 4: Simplify right side
    10,645,099.80x = 47,399,919,409,731.37
  5. Step 5: Solve for x
    x = 47,399,919,409,731.37/10,645,099.80
  6. Step 6: Final answer
    x = 4,452,745.42

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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.