Finding the Fourth Proportional to 11,403,850.88, 15,737,705.92 and 6,247,210.88
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Solution
The fourth proportional to 11,403,850.88, 15,737,705.92 and 6,247,210.88 is: 8,621,365.60
Step by Step Solution
- Step 1: Write the proportion equation
11,403,850.88 : 15,737,705.92 = 6,247,210.88 : x - Step 2: Convert to fraction form
11,403,850.88/15,737,705.92 = 6,247,210.88/x - Step 3: Cross multiply
11,403,850.88x = 15,737,705.92 × 6,247,210.88 - Step 4: Simplify right side
11,403,850.88x = 98,316,767,649,664.41 - Step 5: Solve for x
x = 98,316,767,649,664.41/11,403,850.88 - Step 6: Final answer
x = 8,621,365.60
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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.