Finding the Fourth Proportional to 10,529,400.86, 14,529,237.44 and 6,176,899.07
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Solution
The fourth proportional to 10,529,400.86, 14,529,237.44 and 6,176,899.07 is: 8,523,337.12
Step by Step Solution
- Step 1: Write the proportion equation
10,529,400.86 : 14,529,237.44 = 6,176,899.07 : x - Step 2: Convert to fraction form
10,529,400.86/14,529,237.44 = 6,176,899.07/x - Step 3: Cross multiply
10,529,400.86x = 14,529,237.44 × 6,176,899.07 - Step 4: Simplify right side
10,529,400.86x = 89,745,633,127,414.50 - Step 5: Solve for x
x = 89,745,633,127,414.50/10,529,400.86 - Step 6: Final answer
x = 8,523,337.12
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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.