Home / 13,773,837.60-20,637,136.80-8,979,058.80

Finding the Fourth Proportional to 13,773,837.60, 20,637,136.80 and 8,979,058.80

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Solution

The fourth proportional to 13,773,837.60, 20,637,136.80 and 8,979,058.80 is: 13,453,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,837.60 : 20,637,136.80 = 8,979,058.80 : x
  2. Step 2: Convert to fraction form
    13,773,837.60/20,637,136.80 = 8,979,058.80/x
  3. Step 3: Cross multiply
    13,773,837.60x = 20,637,136.80 × 8,979,058.80
  4. Step 4: Simplify right side
    13,773,837.60x = 185,302,064,790,843.88
  5. Step 5: Solve for x
    x = 185,302,064,790,843.88/13,773,837.60
  6. Step 6: Final answer
    x = 13,453,190.76

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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.