Finding the Fourth Proportional to 6,566,747.99, 9,062,948.18 and 3,812,887.19
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Solution
The fourth proportional to 6,566,747.99, 9,062,948.18 and 3,812,887.19 is: 5,262,269.70
Step by Step Solution
- Step 1: Write the proportion equation
6,566,747.99 : 9,062,948.18 = 3,812,887.19 : x - Step 2: Convert to fraction form
6,566,747.99/9,062,948.18 = 3,812,887.19/x - Step 3: Cross multiply
6,566,747.99x = 9,062,948.18 × 3,812,887.19 - Step 4: Simplify right side
6,566,747.99x = 34,555,999,000,091.38 - Step 5: Solve for x
x = 34,555,999,000,091.38/6,566,747.99 - Step 6: Final answer
x = 5,262,269.70
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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.