Home / 5,100,559.10-7,038,670.80-2,777,480.20

Finding the Fourth Proportional to 5,100,559.10, 7,038,670.80 and 2,777,480.20

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Solution

The fourth proportional to 5,100,559.10, 7,038,670.80 and 2,777,480.20 is: 3,832,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,559.10 : 7,038,670.80 = 2,777,480.20 : x
  2. Step 2: Convert to fraction form
    5,100,559.10/7,038,670.80 = 2,777,480.20/x
  3. Step 3: Cross multiply
    5,100,559.10x = 7,038,670.80 × 2,777,480.20
  4. Step 4: Simplify right side
    5,100,559.10x = 19,549,768,796,893.32
  5. Step 5: Solve for x
    x = 19,549,768,796,893.32/5,100,559.10
  6. Step 6: Final answer
    x = 3,832,867.81

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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.