Home / 13,374,657.14-20,055,662.44-5,181,136.98

Finding the Fourth Proportional to 13,374,657.14, 20,055,662.44 and 5,181,136.98

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Solution

The fourth proportional to 13,374,657.14, 20,055,662.44 and 5,181,136.98 is: 7,769,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,657.14 : 20,055,662.44 = 5,181,136.98 : x
  2. Step 2: Convert to fraction form
    13,374,657.14/20,055,662.44 = 5,181,136.98/x
  3. Step 3: Cross multiply
    13,374,657.14x = 20,055,662.44 × 5,181,136.98
  4. Step 4: Simplify right side
    13,374,657.14x = 103,911,134,326,281.05
  5. Step 5: Solve for x
    x = 103,911,134,326,281.05/13,374,657.14
  6. Step 6: Final answer
    x = 7,769,255.93

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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.