Finding the Fourth Proportional to 61,235,699.09, 91,871,487.50 and 18,106,025.18
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Solution
The fourth proportional to 61,235,699.09, 91,871,487.50 and 18,106,025.18 is: 27,164,341.88
Step by Step Solution
- Step 1: Write the proportion equation
61,235,699.09 : 91,871,487.50 = 18,106,025.18 : x - Step 2: Convert to fraction form
61,235,699.09/91,871,487.50 = 18,106,025.18/x - Step 3: Cross multiply
61,235,699.09x = 91,871,487.50 × 18,106,025.18 - Step 4: Simplify right side
61,235,699.09x = 1,663,427,465,449,167.75 - Step 5: Solve for x
x = 1,663,427,465,449,167.75/61,235,699.09 - Step 6: Final answer
x = 27,164,341.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.