Finding the Fourth Proportional to 7,774,125.36, 10,728,559.80 and 4,510,693.68
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Solution
The fourth proportional to 7,774,125.36, 10,728,559.80 and 4,510,693.68 is: 6,224,912.08
Step by Step Solution
- Step 1: Write the proportion equation
7,774,125.36 : 10,728,559.80 = 4,510,693.68 : x - Step 2: Convert to fraction form
7,774,125.36/10,728,559.80 = 4,510,693.68/x - Step 3: Cross multiply
7,774,125.36x = 10,728,559.80 × 4,510,693.68 - Step 4: Simplify right side
7,774,125.36x = 48,393,246,885,362.06 - Step 5: Solve for x
x = 48,393,246,885,362.06/7,774,125.36 - Step 6: Final answer
x = 6,224,912.08
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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.