Home / 4,990,319.55-6,886,682.24-2,755,169.10

Finding the Fourth Proportional to 4,990,319.55, 6,886,682.24 and 2,755,169.10

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Solution

The fourth proportional to 4,990,319.55, 6,886,682.24 and 2,755,169.10 is: 3,802,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,319.55 : 6,886,682.24 = 2,755,169.10 : x
  2. Step 2: Convert to fraction form
    4,990,319.55/6,886,682.24 = 2,755,169.10/x
  3. Step 3: Cross multiply
    4,990,319.55x = 6,886,682.24 × 2,755,169.10
  4. Step 4: Simplify right side
    4,990,319.55x = 18,973,974,095,390.94
  5. Step 5: Solve for x
    x = 18,973,974,095,390.94/4,990,319.55
  6. Step 6: Final answer
    x = 3,802,156.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.