Finding the Fourth Proportional to 13,261,351.68, 19,892,023.68 and 8,772,577.92
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Solution
The fourth proportional to 13,261,351.68, 19,892,023.68 and 8,772,577.92 is: 13,158,864.34
Step by Step Solution
- Step 1: Write the proportion equation
13,261,351.68 : 19,892,023.68 = 8,772,577.92 : x - Step 2: Convert to fraction form
13,261,351.68/19,892,023.68 = 8,772,577.92/x - Step 3: Cross multiply
13,261,351.68x = 19,892,023.68 × 8,772,577.92 - Step 4: Simplify right side
13,261,351.68x = 174,504,327,719,285.16 - Step 5: Solve for x
x = 174,504,327,719,285.16/13,261,351.68 - Step 6: Final answer
x = 13,158,864.34
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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.