Finding the Fourth Proportional to 6,306,119.44, 8,702,444.80 and 3,405,510.15
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Solution
The fourth proportional to 6,306,119.44, 8,702,444.80 and 3,405,510.15 is: 4,699,603.99
Step by Step Solution
- Step 1: Write the proportion equation
6,306,119.44 : 8,702,444.80 = 3,405,510.15 : x - Step 2: Convert to fraction form
6,306,119.44/8,702,444.80 = 3,405,510.15/x - Step 3: Cross multiply
6,306,119.44x = 8,702,444.80 × 3,405,510.15 - Step 4: Simplify right side
6,306,119.44x = 29,636,264,096,214.72 - Step 5: Solve for x
x = 29,636,264,096,214.72/6,306,119.44 - Step 6: Final answer
x = 4,699,603.99
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1.5x scale
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.