Finding the Fourth Proportional to 6,460,473.08, 8,915,051.07 and 3,559,701.62
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Solution
The fourth proportional to 6,460,473.08, 8,915,051.07 and 3,559,701.62 is: 4,912,166.85
Step by Step Solution
- Step 1: Write the proportion equation
6,460,473.08 : 8,915,051.07 = 3,559,701.62 : x - Step 2: Convert to fraction form
6,460,473.08/8,915,051.07 = 3,559,701.62/x - Step 3: Cross multiply
6,460,473.08x = 8,915,051.07 × 3,559,701.62 - Step 4: Simplify right side
6,460,473.08x = 31,734,921,691,686.48 - Step 5: Solve for x
x = 31,734,921,691,686.48/6,460,473.08 - Step 6: Final answer
x = 4,912,166.85
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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.