Finding the Fourth Proportional to 7,759,875.75, 10,708,631.46 and 4,498,581.00
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Solution
The fourth proportional to 7,759,875.75, 10,708,631.46 and 4,498,581.00 is: 6,208,043.48
Step by Step Solution
- Step 1: Write the proportion equation
7,759,875.75 : 10,708,631.46 = 4,498,581.00 : x - Step 2: Convert to fraction form
7,759,875.75/10,708,631.46 = 4,498,581.00/x - Step 3: Cross multiply
7,759,875.75x = 10,708,631.46 × 4,498,581.00 - Step 4: Simplify right side
7,759,875.75x = 48,173,646,062,115.63 - Step 5: Solve for x
x = 48,173,646,062,115.63/7,759,875.75 - Step 6: Final answer
x = 6,208,043.48
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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.