Finding the Fourth Proportional to 67,477,932.80, 93,119,673.94 and 37,708,581.06
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Solution
The fourth proportional to 67,477,932.80, 93,119,673.94 and 37,708,581.06 is: 52,037,912.65
Step by Step Solution
- Step 1: Write the proportion equation
67,477,932.80 : 93,119,673.94 = 37,708,581.06 : x - Step 2: Convert to fraction form
67,477,932.80/93,119,673.94 = 37,708,581.06/x - Step 3: Cross multiply
67,477,932.80x = 93,119,673.94 × 37,708,581.06 - Step 4: Simplify right side
67,477,932.80x = 3,511,410,773,047,259.50 - Step 5: Solve for x
x = 3,511,410,773,047,259.50/67,477,932.80 - Step 6: Final answer
x = 52,037,912.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.