Finding the Fourth Proportional to 27,228,782.09, 40,855,234.35 and 14,271,853.48
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Solution
The fourth proportional to 27,228,782.09, 40,855,234.35 and 14,271,853.48 is: 21,414,102.06
Step by Step Solution
- Step 1: Write the proportion equation
27,228,782.09 : 40,855,234.35 = 14,271,853.48 : x - Step 2: Convert to fraction form
27,228,782.09/40,855,234.35 = 14,271,853.48/x - Step 3: Cross multiply
27,228,782.09x = 40,855,234.35 × 14,271,853.48 - Step 4: Simplify right side
27,228,782.09x = 583,079,918,462,903.75 - Step 5: Solve for x
x = 583,079,918,462,903.75/27,228,782.09 - Step 6: Final answer
x = 21,414,102.06
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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.