Finding the Fourth Proportional to 10,526,307.24, 14,527,147.92 and 8,368,656.78
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Solution
The fourth proportional to 10,526,307.24, 14,527,147.92 and 8,368,656.78 is: 11,549,417.30
Step by Step Solution
- Step 1: Write the proportion equation
10,526,307.24 : 14,527,147.92 = 8,368,656.78 : x - Step 2: Convert to fraction form
10,526,307.24/14,527,147.92 = 8,368,656.78/x - Step 3: Cross multiply
10,526,307.24x = 14,527,147.92 × 8,368,656.78 - Step 4: Simplify right side
10,526,307.24x = 121,572,714,934,770.91 - Step 5: Solve for x
x = 121,572,714,934,770.91/10,526,307.24 - Step 6: Final answer
x = 11,549,417.30
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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.