Home / 13,823,079.60-20,734,619.40-8,778,010.80

Finding the Fourth Proportional to 13,823,079.60, 20,734,619.40 and 8,778,010.80

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Solution

The fourth proportional to 13,823,079.60, 20,734,619.40 and 8,778,010.80 is: 13,167,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,079.60 : 20,734,619.40 = 8,778,010.80 : x
  2. Step 2: Convert to fraction form
    13,823,079.60/20,734,619.40 = 8,778,010.80/x
  3. Step 3: Cross multiply
    13,823,079.60x = 20,734,619.40 × 8,778,010.80
  4. Step 4: Simplify right side
    13,823,079.60x = 182,008,713,027,089.53
  5. Step 5: Solve for x
    x = 182,008,713,027,089.53/13,823,079.60
  6. Step 6: Final answer
    x = 13,167,016.20

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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.