Finding the Fourth Proportional to 11,199,893.42, 15,454,860.90 and 6,237,956.18
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Solution
The fourth proportional to 11,199,893.42, 15,454,860.90 and 6,237,956.18 is: 8,607,827.01
Step by Step Solution
- Step 1: Write the proportion equation
11,199,893.42 : 15,454,860.90 = 6,237,956.18 : x - Step 2: Convert to fraction form
11,199,893.42/15,454,860.90 = 6,237,956.18/x - Step 3: Cross multiply
11,199,893.42x = 15,454,860.90 × 6,237,956.18 - Step 4: Simplify right side
11,199,893.42x = 96,406,745,062,195.36 - Step 5: Solve for x
x = 96,406,745,062,195.36/11,199,893.42 - Step 6: Final answer
x = 8,607,827.01
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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.