Finding the Fourth Proportional to 18,405,038.03, 27,607,320.55 and 6,114,652.70
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Solution
The fourth proportional to 18,405,038.03, 27,607,320.55 and 6,114,652.70 is: 9,171,900.48
Step by Step Solution
- Step 1: Write the proportion equation
18,405,038.03 : 27,607,320.55 = 6,114,652.70 : x - Step 2: Convert to fraction form
18,405,038.03/27,607,320.55 = 6,114,652.70/x - Step 3: Cross multiply
18,405,038.03x = 27,607,320.55 × 6,114,652.70 - Step 4: Simplify right side
18,405,038.03x = 168,809,177,156,109.62 - Step 5: Solve for x
x = 168,809,177,156,109.62/18,405,038.03 - Step 6: Final answer
x = 9,171,900.48
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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.