Finding the Fourth Proportional to 6,020,428.81, 8,308,197.11 and 3,267,116.24
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Solution
The fourth proportional to 6,020,428.81, 8,308,197.11 and 3,267,116.24 is: 4,508,623.32
Step by Step Solution
- Step 1: Write the proportion equation
6,020,428.81 : 8,308,197.11 = 3,267,116.24 : x - Step 2: Convert to fraction form
6,020,428.81/8,308,197.11 = 3,267,116.24/x - Step 3: Cross multiply
6,020,428.81x = 8,308,197.11 × 3,267,116.24 - Step 4: Simplify right side
6,020,428.81x = 27,143,845,730,740.52 - Step 5: Solve for x
x = 27,143,845,730,740.52/6,020,428.81 - Step 6: Final answer
x = 4,508,623.32
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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.