Finding the Fourth Proportional to 7,997,475.53, 11,036,492.28 and 4,326,391.12
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Solution
The fourth proportional to 7,997,475.53, 11,036,492.28 and 4,326,391.12 is: 5,970,406.80
Step by Step Solution
- Step 1: Write the proportion equation
7,997,475.53 : 11,036,492.28 = 4,326,391.12 : x - Step 2: Convert to fraction form
7,997,475.53/11,036,492.28 = 4,326,391.12/x - Step 3: Cross multiply
7,997,475.53x = 11,036,492.28 × 4,326,391.12 - Step 4: Simplify right side
7,997,475.53x = 47,748,182,262,402.38 - Step 5: Solve for x
x = 47,748,182,262,402.38/7,997,475.53 - Step 6: Final answer
x = 5,970,406.80
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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.