Finding the Fourth Proportional to 61,087,683.98, 84,302,666.80 and 33,212,269.80
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Solution
The fourth proportional to 61,087,683.98, 84,302,666.80 and 33,212,269.80 is: 45,833,836.41
Step by Step Solution
- Step 1: Write the proportion equation
61,087,683.98 : 84,302,666.80 = 33,212,269.80 : x - Step 2: Convert to fraction form
61,087,683.98/84,302,666.80 = 33,212,269.80/x - Step 3: Cross multiply
61,087,683.98x = 84,302,666.80 × 33,212,269.80 - Step 4: Simplify right side
61,087,683.98x = 2,799,882,914,538,072 - Step 5: Solve for x
x = 2,799,882,914,538,072/61,087,683.98 - Step 6: Final answer
x = 45,833,836.41
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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.