Home / 55,150,671.36-82,763,792.64-19,248,879.36

Finding the Fourth Proportional to 55,150,671.36, 82,763,792.64 and 19,248,879.36

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Solution

The fourth proportional to 55,150,671.36, 82,763,792.64 and 19,248,879.36 is: 28,886,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,150,671.36 : 82,763,792.64 = 19,248,879.36 : x
  2. Step 2: Convert to fraction form
    55,150,671.36/82,763,792.64 = 19,248,879.36/x
  3. Step 3: Cross multiply
    55,150,671.36x = 82,763,792.64 × 19,248,879.36
  4. Step 4: Simplify right side
    55,150,671.36x = 1,593,110,259,903,415.75
  5. Step 5: Solve for x
    x = 1,593,110,259,903,415.75/55,150,671.36
  6. Step 6: Final answer
    x = 28,886,507.10

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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.