Finding the Fourth Proportional to 7,774,060.28, 10,725,825.48 and 4,509,744.08
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Solution
The fourth proportional to 7,774,060.28, 10,725,825.48 and 4,509,744.08 is: 6,222,067.52
Step by Step Solution
- Step 1: Write the proportion equation
7,774,060.28 : 10,725,825.48 = 4,509,744.08 : x - Step 2: Convert to fraction form
7,774,060.28/10,725,825.48 = 4,509,744.08/x - Step 3: Cross multiply
7,774,060.28x = 10,725,825.48 × 4,509,744.08 - Step 4: Simplify right side
7,774,060.28x = 48,370,727,961,543.16 - Step 5: Solve for x
x = 48,370,727,961,543.16/7,774,060.28 - Step 6: Final answer
x = 6,222,067.52
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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.