Finding the Fourth Proportional to 33,253,372.70, 49,880,059.05 and 19,648,483.10
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Solution
The fourth proportional to 33,253,372.70, 49,880,059.05 and 19,648,483.10 is: 29,472,724.65
Step by Step Solution
- Step 1: Write the proportion equation
33,253,372.70 : 49,880,059.05 = 19,648,483.10 : x - Step 2: Convert to fraction form
33,253,372.70/49,880,059.05 = 19,648,483.10/x - Step 3: Cross multiply
33,253,372.70x = 49,880,059.05 × 19,648,483.10 - Step 4: Simplify right side
33,253,372.70x = 980,067,497,270,927.12 - Step 5: Solve for x
x = 980,067,497,270,927.12/33,253,372.70 - Step 6: Final answer
x = 29,472,724.65
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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.