Home / 10,338,168.12-15,507,255.80-4,651,749.44

Finding the Fourth Proportional to 10,338,168.12, 15,507,255.80 and 4,651,749.44

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Solution

The fourth proportional to 10,338,168.12, 15,507,255.80 and 4,651,749.44 is: 6,977,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338,168.12 : 15,507,255.80 = 4,651,749.44 : x
  2. Step 2: Convert to fraction form
    10,338,168.12/15,507,255.80 = 4,651,749.44/x
  3. Step 3: Cross multiply
    10,338,168.12x = 15,507,255.80 × 4,651,749.44
  4. Step 4: Simplify right side
    10,338,168.12x = 72,135,868,483,586.77
  5. Step 5: Solve for x
    x = 72,135,868,483,586.77/10,338,168.12
  6. Step 6: Final answer
    x = 6,977,625.79

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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.