Finding the Fourth Proportional to 42,283,092.17, 58,358,850.50 and 27,573,220.55
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Solution
The fourth proportional to 42,283,092.17, 58,358,850.50 and 27,573,220.55 is: 38,056,380.78
Step by Step Solution
- Step 1: Write the proportion equation
42,283,092.17 : 58,358,850.50 = 27,573,220.55 : x - Step 2: Convert to fraction form
42,283,092.17/58,358,850.50 = 27,573,220.55/x - Step 3: Cross multiply
42,283,092.17x = 58,358,850.50 × 27,573,220.55 - Step 4: Simplify right side
42,283,092.17x = 1,609,141,456,095,807.75 - Step 5: Solve for x
x = 1,609,141,456,095,807.75/42,283,092.17 - Step 6: Final answer
x = 38,056,380.78
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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.