Finding the Fourth Proportional to 5,515,652.70, 8,267,772.87 and 2,103,021.18
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Solution
The fourth proportional to 5,515,652.70, 8,267,772.87 and 2,103,021.18 is: 3,152,356.10
Step by Step Solution
- Step 1: Write the proportion equation
5,515,652.70 : 8,267,772.87 = 2,103,021.18 : x - Step 2: Convert to fraction form
5,515,652.70/8,267,772.87 = 2,103,021.18/x - Step 3: Cross multiply
5,515,652.70x = 8,267,772.87 × 2,103,021.18 - Step 4: Simplify right side
5,515,652.70x = 17,387,301,457,039.39 - Step 5: Solve for x
x = 17,387,301,457,039.39/5,515,652.70 - Step 6: Final answer
x = 3,152,356.10
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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.