Finding the Fourth Proportional to 13,248,202.96, 18,282,621.12 and 7,367,919.44
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Solution
The fourth proportional to 13,248,202.96, 18,282,621.12 and 7,367,919.44 is: 10,167,785.02
Step by Step Solution
- Step 1: Write the proportion equation
13,248,202.96 : 18,282,621.12 = 7,367,919.44 : x - Step 2: Convert to fraction form
13,248,202.96/18,282,621.12 = 7,367,919.44/x - Step 3: Cross multiply
13,248,202.96x = 18,282,621.12 × 7,367,919.44 - Step 4: Simplify right side
13,248,202.96x = 134,704,879,564,202.59 - Step 5: Solve for x
x = 134,704,879,564,202.59/13,248,202.96 - Step 6: Final answer
x = 10,167,785.02
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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.