Home / 54,404,745.60-81,607,118.40-18,018,751.80

Finding the Fourth Proportional to 54,404,745.60, 81,607,118.40 and 18,018,751.80

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Solution

The fourth proportional to 54,404,745.60, 81,607,118.40 and 18,018,751.80 is: 27,028,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,745.60 : 81,607,118.40 = 18,018,751.80 : x
  2. Step 2: Convert to fraction form
    54,404,745.60/81,607,118.40 = 18,018,751.80/x
  3. Step 3: Cross multiply
    54,404,745.60x = 81,607,118.40 × 18,018,751.80
  4. Step 4: Simplify right side
    54,404,745.60x = 1,470,458,411,562,813.25
  5. Step 5: Solve for x
    x = 1,470,458,411,562,813.25/54,404,745.60
  6. Step 6: Final answer
    x = 27,028,127.70

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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.