Home / 6,889,657.69-10,309,211.16-5,749,605.64

Finding the Fourth Proportional to 6,889,657.69, 10,309,211.16 and 5,749,605.64

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Solution

The fourth proportional to 6,889,657.69, 10,309,211.16 and 5,749,605.64 is: 8,603,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,657.69 : 10,309,211.16 = 5,749,605.64 : x
  2. Step 2: Convert to fraction form
    6,889,657.69/10,309,211.16 = 5,749,605.64/x
  3. Step 3: Cross multiply
    6,889,657.69x = 10,309,211.16 × 5,749,605.64
  4. Step 4: Simplify right side
    6,889,657.69x = 59,273,898,629,486.94
  5. Step 5: Solve for x
    x = 59,273,898,629,486.94/6,889,657.69
  6. Step 6: Final answer
    x = 8,603,315.48

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1.5x scale

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.