Finding the Fourth Proportional to 11,141,379.12, 16,712,068.80 and 7,353,976.08
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Solution
The fourth proportional to 11,141,379.12, 16,712,068.80 and 7,353,976.08 is: 11,030,964.20
Step by Step Solution
- Step 1: Write the proportion equation
11,141,379.12 : 16,712,068.80 = 7,353,976.08 : x - Step 2: Convert to fraction form
11,141,379.12/16,712,068.80 = 7,353,976.08/x - Step 3: Cross multiply
11,141,379.12x = 16,712,068.80 × 7,353,976.08 - Step 4: Simplify right side
11,141,379.12x = 122,900,154,202,514.31 - Step 5: Solve for x
x = 122,900,154,202,514.31/11,141,379.12 - Step 6: Final answer
x = 11,030,964.20
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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.