Finding the Fourth Proportional to 48,509,091.99, 66,943,562.40 and 26,483,519.75
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Solution
The fourth proportional to 48,509,091.99, 66,943,562.40 and 26,483,519.75 is: 36,547,811.63
Step by Step Solution
- Step 1: Write the proportion equation
48,509,091.99 : 66,943,562.40 = 26,483,519.75 : x - Step 2: Convert to fraction form
48,509,091.99/66,943,562.40 = 26,483,519.75/x - Step 3: Cross multiply
48,509,091.99x = 66,943,562.40 × 26,483,519.75 - Step 4: Simplify right side
48,509,091.99x = 1,772,901,156,621,039.50 - Step 5: Solve for x
x = 1,772,901,156,621,039.50/48,509,091.99 - Step 6: Final answer
x = 36,547,811.63
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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.