Home / 25,571,831.76-35,297,537.62-20,354,410.32

Finding the Fourth Proportional to 25,571,831.76, 35,297,537.62 and 20,354,410.32

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Solution

The fourth proportional to 25,571,831.76, 35,297,537.62 and 20,354,410.32 is: 28,095,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571,831.76 : 35,297,537.62 = 20,354,410.32 : x
  2. Step 2: Convert to fraction form
    25,571,831.76/35,297,537.62 = 20,354,410.32/x
  3. Step 3: Cross multiply
    25,571,831.76x = 35,297,537.62 × 20,354,410.32
  4. Step 4: Simplify right side
    25,571,831.76x = 718,460,564,003,116.25
  5. Step 5: Solve for x
    x = 718,460,564,003,116.25/25,571,831.76
  6. Step 6: Final answer
    x = 28,095,780.18

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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.