Home / 15,041,198.01-20,756,741.80-8,165,503.29

Finding the Fourth Proportional to 15,041,198.01, 20,756,741.80 and 8,165,503.29

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Solution

The fourth proportional to 15,041,198.01, 20,756,741.80 and 8,165,503.29 is: 11,268,334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041,198.01 : 20,756,741.80 = 8,165,503.29 : x
  2. Step 2: Convert to fraction form
    15,041,198.01/20,756,741.80 = 8,165,503.29/x
  3. Step 3: Cross multiply
    15,041,198.01x = 20,756,741.80 × 8,165,503.29
  4. Step 4: Simplify right side
    15,041,198.01x = 169,489,243,519,679.25
  5. Step 5: Solve for x
    x = 169,489,243,519,679.25/15,041,198.01
  6. Step 6: Final answer
    x = 11,268,334.04

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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.