Finding the Fourth Proportional to 10,386,390, 14,332,954.14 and 5,802,745.80
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Solution
The fourth proportional to 10,386,390, 14,332,954.14 and 5,802,745.80 is: 8,007,641.68
Step by Step Solution
- Step 1: Write the proportion equation
10,386,390 : 14,332,954.14 = 5,802,745.80 : x - Step 2: Convert to fraction form
10,386,390/14,332,954.14 = 5,802,745.80/x - Step 3: Cross multiply
10,386,390x = 14,332,954.14 × 5,802,745.80 - Step 4: Simplify right side
10,386,390x = 83,170,489,437,477.61 - Step 5: Solve for x
x = 83,170,489,437,477.61/10,386,390 - Step 6: Final answer
x = 8,007,641.68
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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.