Home / 7,477,199.07-11,215,800.21-2,360,145.78

Finding the Fourth Proportional to 7,477,199.07, 11,215,800.21 and 2,360,145.78

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Solution

The fourth proportional to 7,477,199.07, 11,215,800.21 and 2,360,145.78 is: 3,540,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,199.07 : 11,215,800.21 = 2,360,145.78 : x
  2. Step 2: Convert to fraction form
    7,477,199.07/11,215,800.21 = 2,360,145.78/x
  3. Step 3: Cross multiply
    7,477,199.07x = 11,215,800.21 × 2,360,145.78
  4. Step 4: Simplify right side
    7,477,199.07x = 26,470,923,534,954.61
  5. Step 5: Solve for x
    x = 26,470,923,534,954.61/7,477,199.07
  6. Step 6: Final answer
    x = 3,540,219.18

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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.