Finding the Fourth Proportional to 6,341,126.13, 8,750,643.71 and 3,859,449.75
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Solution
The fourth proportional to 6,341,126.13, 8,750,643.71 and 3,859,449.75 is: 5,325,973.49
Step by Step Solution
- Step 1: Write the proportion equation
6,341,126.13 : 8,750,643.71 = 3,859,449.75 : x - Step 2: Convert to fraction form
6,341,126.13/8,750,643.71 = 3,859,449.75/x - Step 3: Cross multiply
6,341,126.13x = 8,750,643.71 × 3,859,449.75 - Step 4: Simplify right side
6,341,126.13x = 33,772,669,659,601.32 - Step 5: Solve for x
x = 33,772,669,659,601.32/6,341,126.13 - Step 6: Final answer
x = 5,325,973.49
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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.