Finding the Fourth Proportional to 10,312,464.53, 14,232,438.18 and 6,184,766.50
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Solution
The fourth proportional to 10,312,464.53, 14,232,438.18 and 6,184,766.50 is: 8,535,719.72
Step by Step Solution
- Step 1: Write the proportion equation
10,312,464.53 : 14,232,438.18 = 6,184,766.50 : x - Step 2: Convert to fraction form
10,312,464.53/14,232,438.18 = 6,184,766.50/x - Step 3: Cross multiply
10,312,464.53x = 14,232,438.18 × 6,184,766.50 - Step 4: Simplify right side
10,312,464.53x = 88,024,306,833,403.86 - Step 5: Solve for x
x = 88,024,306,833,403.86/10,312,464.53 - Step 6: Final answer
x = 8,535,719.72
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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.