Finding the Fourth Proportional to 8,557,372.07, 12,838,801.42 and 2,492,468.42
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Solution
The fourth proportional to 8,557,372.07, 12,838,801.42 and 2,492,468.42 is: 3,739,501.66
Step by Step Solution
- Step 1: Write the proportion equation
8,557,372.07 : 12,838,801.42 = 2,492,468.42 : x - Step 2: Convert to fraction form
8,557,372.07/12,838,801.42 = 2,492,468.42/x - Step 3: Cross multiply
8,557,372.07x = 12,838,801.42 × 2,492,468.42 - Step 4: Simplify right side
8,557,372.07x = 32,000,307,028,922.74 - Step 5: Solve for x
x = 32,000,307,028,922.74/8,557,372.07 - Step 6: Final answer
x = 3,739,501.66
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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.