Finding the Fourth Proportional to 13,549,438, 20,328,149.49 and 5,458,249.99
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Solution
The fourth proportional to 13,549,438, 20,328,149.49 and 5,458,249.99 is: 8,188,983.32
Step by Step Solution
- Step 1: Write the proportion equation
13,549,438 : 20,328,149.49 = 5,458,249.99 : x - Step 2: Convert to fraction form
13,549,438/20,328,149.49 = 5,458,249.99/x - Step 3: Cross multiply
13,549,438x = 20,328,149.49 × 5,458,249.99 - Step 4: Simplify right side
13,549,438x = 110,956,121,750,511 - Step 5: Solve for x
x = 110,956,121,750,511/13,549,438 - Step 6: Final answer
x = 8,188,983.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.