Finding the Fourth Proportional to 18,357,708.80, 27,557,777.10 and 9,854,652.80
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Solution
The fourth proportional to 18,357,708.80, 27,557,777.10 and 9,854,652.80 is: 14,793,367.09
Step by Step Solution
- Step 1: Write the proportion equation
18,357,708.80 : 27,557,777.10 = 9,854,652.80 : x - Step 2: Convert to fraction form
18,357,708.80/27,557,777.10 = 9,854,652.80/x - Step 3: Cross multiply
18,357,708.80x = 27,557,777.10 × 9,854,652.80 - Step 4: Simplify right side
18,357,708.80x = 271,572,325,260,290.91 - Step 5: Solve for x
x = 271,572,325,260,290.91/18,357,708.80 - Step 6: Final answer
x = 14,793,367.09
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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.