Finding the Fourth Proportional to 7,010,473.18, 10,514,657.95 and 2,217,539.67
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Solution
The fourth proportional to 7,010,473.18, 10,514,657.95 and 2,217,539.67 is: 3,325,976.80
Step by Step Solution
- Step 1: Write the proportion equation
7,010,473.18 : 10,514,657.95 = 2,217,539.67 : x - Step 2: Convert to fraction form
7,010,473.18/10,514,657.95 = 2,217,539.67/x - Step 3: Cross multiply
7,010,473.18x = 10,514,657.95 × 2,217,539.67 - Step 4: Simplify right side
7,010,473.18x = 23,316,671,120,605.88 - Step 5: Solve for x
x = 23,316,671,120,605.88/7,010,473.18 - Step 6: Final answer
x = 3,325,976.80
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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.