Finding the Fourth Proportional to 15,802,183.08, 21,808,782.42 and 8,927,108.01
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Solution
The fourth proportional to 15,802,183.08, 21,808,782.42 and 8,927,108.01 is: 12,320,408.85
Step by Step Solution
- Step 1: Write the proportion equation
15,802,183.08 : 21,808,782.42 = 8,927,108.01 : x - Step 2: Convert to fraction form
15,802,183.08/21,808,782.42 = 8,927,108.01/x - Step 3: Cross multiply
15,802,183.08x = 21,808,782.42 × 8,927,108.01 - Step 4: Simplify right side
15,802,183.08x = 194,689,356,229,929.19 - Step 5: Solve for x
x = 194,689,356,229,929.19/15,802,183.08 - Step 6: Final answer
x = 12,320,408.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.