Home / 65,416,106.07-90,274,831.74-36,048,489.57

Finding the Fourth Proportional to 65,416,106.07, 90,274,831.74 and 36,048,489.57

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Solution

The fourth proportional to 65,416,106.07, 90,274,831.74 and 36,048,489.57 is: 49,747,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,416,106.07 : 90,274,831.74 = 36,048,489.57 : x
  2. Step 2: Convert to fraction form
    65,416,106.07/90,274,831.74 = 36,048,489.57/x
  3. Step 3: Cross multiply
    65,416,106.07x = 90,274,831.74 × 36,048,489.57
  4. Step 4: Simplify right side
    65,416,106.07x = 3,254,271,330,412,895
  5. Step 5: Solve for x
    x = 3,254,271,330,412,895/65,416,106.07
  6. Step 6: Final answer
    x = 49,747,249.20

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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.