Home / 7,014,401.80-10,515,770.70-2,973,992.20

Finding the Fourth Proportional to 7,014,401.80, 10,515,770.70 and 2,973,992.20

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Solution

The fourth proportional to 7,014,401.80, 10,515,770.70 and 2,973,992.20 is: 4,458,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014,401.80 : 10,515,770.70 = 2,973,992.20 : x
  2. Step 2: Convert to fraction form
    7,014,401.80/10,515,770.70 = 2,973,992.20/x
  3. Step 3: Cross multiply
    7,014,401.80x = 10,515,770.70 × 2,973,992.20
  4. Step 4: Simplify right side
    7,014,401.80x = 31,273,820,038,788.54
  5. Step 5: Solve for x
    x = 31,273,820,038,788.54/7,014,401.80
  6. Step 6: Final answer
    x = 4,458,515.63

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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.