Home / 27,167,282.35-37,511,893.19-20,877,847.40

Finding the Fourth Proportional to 27,167,282.35, 37,511,893.19 and 20,877,847.40

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Solution

The fourth proportional to 27,167,282.35, 37,511,893.19 and 20,877,847.40 is: 28,827,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167,282.35 : 37,511,893.19 = 20,877,847.40 : x
  2. Step 2: Convert to fraction form
    27,167,282.35/37,511,893.19 = 20,877,847.40/x
  3. Step 3: Cross multiply
    27,167,282.35x = 37,511,893.19 × 20,877,847.40
  4. Step 4: Simplify right side
    27,167,282.35x = 783,167,581,851,893.62
  5. Step 5: Solve for x
    x = 783,167,581,851,893.62/27,167,282.35
  6. Step 6: Final answer
    x = 28,827,601.22

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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.