Finding the Fourth Proportional to 61,118,788.22, 84,365,866.67 and 36,338,915.95
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Solution
The fourth proportional to 61,118,788.22, 84,365,866.67 and 36,338,915.95 is: 50,160,748.07
Step by Step Solution
- Step 1: Write the proportion equation
61,118,788.22 : 84,365,866.67 = 36,338,915.95 : x - Step 2: Convert to fraction form
61,118,788.22/84,365,866.67 = 36,338,915.95/x - Step 3: Cross multiply
61,118,788.22x = 84,365,866.67 × 36,338,915.95 - Step 4: Simplify right side
61,118,788.22x = 3,065,764,137,849,969 - Step 5: Solve for x
x = 3,065,764,137,849,969/61,118,788.22 - Step 6: Final answer
x = 50,160,748.07
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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.