Finding the Fourth Proportional to 8,912,246.09, 13,368,424.37 and 3,153,726.05
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Solution
The fourth proportional to 8,912,246.09, 13,368,424.37 and 3,153,726.05 is: 4,730,608.61
Step by Step Solution
- Step 1: Write the proportion equation
8,912,246.09 : 13,368,424.37 = 3,153,726.05 : x - Step 2: Convert to fraction form
8,912,246.09/13,368,424.37 = 3,153,726.05/x - Step 3: Cross multiply
8,912,246.09x = 13,368,424.37 × 3,153,726.05 - Step 4: Simplify right side
8,912,246.09x = 42,160,348,100,513.09 - Step 5: Solve for x
x = 42,160,348,100,513.09/8,912,246.09 - Step 6: Final answer
x = 4,730,608.61
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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.