Finding the Fourth Proportional to 15,119,022.08, 22,687,977.60 and 6,143,571.20
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Solution
The fourth proportional to 15,119,022.08, 22,687,977.60 and 6,143,571.20 is: 9,219,194.54
Step by Step Solution
- Step 1: Write the proportion equation
15,119,022.08 : 22,687,977.60 = 6,143,571.20 : x - Step 2: Convert to fraction form
15,119,022.08/22,687,977.60 = 6,143,571.20/x - Step 3: Cross multiply
15,119,022.08x = 22,687,977.60 × 6,143,571.20 - Step 4: Simplify right side
15,119,022.08x = 139,385,205,769,605.14 - Step 5: Solve for x
x = 139,385,205,769,605.14/15,119,022.08 - Step 6: Final answer
x = 9,219,194.54
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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.