Home / 56,404,814.40-84,607,221.60-18,067,579.20

Finding the Fourth Proportional to 56,404,814.40, 84,607,221.60 and 18,067,579.20

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Solution

The fourth proportional to 56,404,814.40, 84,607,221.60 and 18,067,579.20 is: 27,101,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,404,814.40 : 84,607,221.60 = 18,067,579.20 : x
  2. Step 2: Convert to fraction form
    56,404,814.40/84,607,221.60 = 18,067,579.20/x
  3. Step 3: Cross multiply
    56,404,814.40x = 84,607,221.60 × 18,067,579.20
  4. Step 4: Simplify right side
    56,404,814.40x = 1,528,647,677,149,950.50
  5. Step 5: Solve for x
    x = 1,528,647,677,149,950.50/56,404,814.40
  6. Step 6: Final answer
    x = 27,101,368.80

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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.