Finding the Fourth Proportional to 8,913,649.92, 12,301,598.16 and 5,046,852.48
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Solution
The fourth proportional to 8,913,649.92, 12,301,598.16 and 5,046,852.48 is: 6,965,087.45
Step by Step Solution
- Step 1: Write the proportion equation
8,913,649.92 : 12,301,598.16 = 5,046,852.48 : x - Step 2: Convert to fraction form
8,913,649.92/12,301,598.16 = 5,046,852.48/x - Step 3: Cross multiply
8,913,649.92x = 12,301,598.16 × 5,046,852.48 - Step 4: Simplify right side
8,913,649.92x = 62,084,351,181,759.45 - Step 5: Solve for x
x = 62,084,351,181,759.45/8,913,649.92 - Step 6: Final answer
x = 6,965,087.45
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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.