Finding the Fourth Proportional to 47,295,918.30, 70,943,877.45 and 27,845,177.70
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Solution
The fourth proportional to 47,295,918.30, 70,943,877.45 and 27,845,177.70 is: 41,767,766.55
Step by Step Solution
- Step 1: Write the proportion equation
47,295,918.30 : 70,943,877.45 = 27,845,177.70 : x - Step 2: Convert to fraction form
47,295,918.30/70,943,877.45 = 27,845,177.70/x - Step 3: Cross multiply
47,295,918.30x = 70,943,877.45 × 27,845,177.70 - Step 4: Simplify right side
47,295,918.30x = 1,975,444,874,322,273 - Step 5: Solve for x
x = 1,975,444,874,322,273/47,295,918.30 - Step 6: Final answer
x = 41,767,766.55
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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.