Home / 8,315,820-11,475,831.60-4,500,396

Finding the Fourth Proportional to 8,315,820, 11,475,831.60 and 4,500,396

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Solution

The fourth proportional to 8,315,820, 11,475,831.60 and 4,500,396 is: 6,210,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,820 : 11,475,831.60 = 4,500,396 : x
  2. Step 2: Convert to fraction form
    8,315,820/11,475,831.60 = 4,500,396/x
  3. Step 3: Cross multiply
    8,315,820x = 11,475,831.60 × 4,500,396
  4. Step 4: Simplify right side
    8,315,820x = 51,645,786,629,313.60
  5. Step 5: Solve for x
    x = 51,645,786,629,313.60/8,315,820
  6. Step 6: Final answer
    x = 6,210,546.48

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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.