Finding the Fourth Proportional to 43,513,876.44, 65,248,352.82 and 12,804,464.70
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Solution
The fourth proportional to 43,513,876.44, 65,248,352.82 and 12,804,464.70 is: 19,200,087.39
Step by Step Solution
- Step 1: Write the proportion equation
43,513,876.44 : 65,248,352.82 = 12,804,464.70 : x - Step 2: Convert to fraction form
43,513,876.44/65,248,352.82 = 12,804,464.70/x - Step 3: Cross multiply
43,513,876.44x = 65,248,352.82 × 12,804,464.70 - Step 4: Simplify right side
43,513,876.44x = 835,470,230,416,835.38 - Step 5: Solve for x
x = 835,470,230,416,835.38/43,513,876.44 - Step 6: Final answer
x = 19,200,087.39
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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.