Finding the Fourth Proportional to 22,302,612.84, 33,453,921.23 and 7,926,248.05
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Solution
The fourth proportional to 22,302,612.84, 33,453,921.23 and 7,926,248.05 is: 11,889,372.78
Step by Step Solution
- Step 1: Write the proportion equation
22,302,612.84 : 33,453,921.23 = 7,926,248.05 : x - Step 2: Convert to fraction form
22,302,612.84/33,453,921.23 = 7,926,248.05/x - Step 3: Cross multiply
22,302,612.84x = 33,453,921.23 × 7,926,248.05 - Step 4: Simplify right side
22,302,612.84x = 265,164,077,914,141.09 - Step 5: Solve for x
x = 265,164,077,914,141.09/22,302,612.84 - Step 6: Final answer
x = 11,889,372.78
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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.