Finding the Fourth Proportional to 11,106,261.84, 16,660,740.84 and 3,128,085.84
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Solution
The fourth proportional to 11,106,261.84, 16,660,740.84 and 3,128,085.84 is: 4,692,508.45
Step by Step Solution
- Step 1: Write the proportion equation
11,106,261.84 : 16,660,740.84 = 3,128,085.84 : x - Step 2: Convert to fraction form
11,106,261.84/16,660,740.84 = 3,128,085.84/x - Step 3: Cross multiply
11,106,261.84x = 16,660,740.84 × 3,128,085.84 - Step 4: Simplify right side
11,106,261.84x = 52,116,227,505,513.70 - Step 5: Solve for x
x = 52,116,227,505,513.70/11,106,261.84 - Step 6: Final answer
x = 4,692,508.45
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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.