Finding the Fourth Proportional to 13,455,078.58, 20,184,614.99 and 4,354,125.62
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Solution
The fourth proportional to 13,455,078.58, 20,184,614.99 and 4,354,125.62 is: 6,531,834.71
Step by Step Solution
- Step 1: Write the proportion equation
13,455,078.58 : 20,184,614.99 = 4,354,125.62 : x - Step 2: Convert to fraction form
13,455,078.58/20,184,614.99 = 4,354,125.62/x - Step 3: Cross multiply
13,455,078.58x = 20,184,614.99 × 4,354,125.62 - Step 4: Simplify right side
13,455,078.58x = 87,886,349,257,795.03 - Step 5: Solve for x
x = 87,886,349,257,795.03/13,455,078.58 - Step 6: Final answer
x = 6,531,834.71
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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.