Finding the Fourth Proportional to 10,218,714.24, 15,331,029.98 and 3,030,421.13
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Solution
The fourth proportional to 10,218,714.24, 15,331,029.98 and 3,030,421.13 is: 4,546,509.09
Step by Step Solution
- Step 1: Write the proportion equation
10,218,714.24 : 15,331,029.98 = 3,030,421.13 : x - Step 2: Convert to fraction form
10,218,714.24/15,331,029.98 = 3,030,421.13/x - Step 3: Cross multiply
10,218,714.24x = 15,331,029.98 × 3,030,421.13 - Step 4: Simplify right side
10,218,714.24x = 46,459,477,161,739.59 - Step 5: Solve for x
x = 46,459,477,161,739.59/10,218,714.24 - Step 6: Final answer
x = 4,546,509.09
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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.