Home / 25,720,831.53-35,478,602.24-15,259,441.37

Finding the Fourth Proportional to 25,720,831.53, 35,478,602.24 and 15,259,441.37

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Solution

The fourth proportional to 25,720,831.53, 35,478,602.24 and 15,259,441.37 is: 21,048,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720,831.53 : 35,478,602.24 = 15,259,441.37 : x
  2. Step 2: Convert to fraction form
    25,720,831.53/35,478,602.24 = 15,259,441.37/x
  3. Step 3: Cross multiply
    25,720,831.53x = 35,478,602.24 × 15,259,441.37
  4. Step 4: Simplify right side
    25,720,831.53x = 541,383,650,517,140.44
  5. Step 5: Solve for x
    x = 541,383,650,517,140.44/25,720,831.53
  6. Step 6: Final answer
    x = 21,048,450.55

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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.