Finding the Fourth Proportional to 43,338,542.40, 65,010,461.76 and 14,582,263.68
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Solution
The fourth proportional to 43,338,542.40, 65,010,461.76 and 14,582,263.68 is: 21,874,286.56
Step by Step Solution
- Step 1: Write the proportion equation
43,338,542.40 : 65,010,461.76 = 14,582,263.68 : x - Step 2: Convert to fraction form
43,338,542.40/65,010,461.76 = 14,582,263.68/x - Step 3: Cross multiply
43,338,542.40x = 65,010,461.76 × 14,582,263.68 - Step 4: Simplify right side
43,338,542.40x = 947,999,695,342,876.88 - Step 5: Solve for x
x = 947,999,695,342,876.88/43,338,542.40 - Step 6: Final answer
x = 21,874,286.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.