Finding the Fourth Proportional to 5,403,884.18, 8,106,808.38 and 2,563,969.90
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Solution
The fourth proportional to 5,403,884.18, 8,106,808.38 and 2,563,969.90 is: 3,846,420.83
Step by Step Solution
- Step 1: Write the proportion equation
5,403,884.18 : 8,106,808.38 = 2,563,969.90 : x - Step 2: Convert to fraction form
5,403,884.18/8,106,808.38 = 2,563,969.90/x - Step 3: Cross multiply
5,403,884.18x = 8,106,808.38 × 2,563,969.90 - Step 4: Simplify right side
5,403,884.18x = 20,785,612,671,387.76 - Step 5: Solve for x
x = 20,785,612,671,387.76/5,403,884.18 - Step 6: Final answer
x = 3,846,420.83
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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.