Home / 30,330,604.72-45,495,907.26-10,135,846.72

Finding the Fourth Proportional to 30,330,604.72, 45,495,907.26 and 10,135,846.72

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Solution

The fourth proportional to 30,330,604.72, 45,495,907.26 and 10,135,846.72 is: 15,203,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330,604.72 : 45,495,907.26 = 10,135,846.72 : x
  2. Step 2: Convert to fraction form
    30,330,604.72/45,495,907.26 = 10,135,846.72/x
  3. Step 3: Cross multiply
    30,330,604.72x = 45,495,907.26 × 10,135,846.72
  4. Step 4: Simplify right side
    30,330,604.72x = 461,139,542,374,695.19
  5. Step 5: Solve for x
    x = 461,139,542,374,695.19/30,330,604.72
  6. Step 6: Final answer
    x = 15,203,770.14

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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.