Finding the Fourth Proportional to 18,349,617.35, 27,523,551.23 and 6,217,890.95
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Solution
The fourth proportional to 18,349,617.35, 27,523,551.23 and 6,217,890.95 is: 9,326,539.99
Step by Step Solution
- Step 1: Write the proportion equation
18,349,617.35 : 27,523,551.23 = 6,217,890.95 : x - Step 2: Convert to fraction form
18,349,617.35/27,523,551.23 = 6,217,890.95/x - Step 3: Cross multiply
18,349,617.35x = 27,523,551.23 × 6,217,890.95 - Step 4: Simplify right side
18,349,617.35x = 171,138,440,073,788.94 - Step 5: Solve for x
x = 171,138,440,073,788.94/18,349,617.35 - Step 6: Final answer
x = 9,326,539.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.