Finding the Fourth Proportional to 10,261,248.28, 14,154,352.86 and 6,776,619.12
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Solution
The fourth proportional to 10,261,248.28, 14,154,352.86 and 6,776,619.12 is: 9,347,659.82
Step by Step Solution
- Step 1: Write the proportion equation
10,261,248.28 : 14,154,352.86 = 6,776,619.12 : x - Step 2: Convert to fraction form
10,261,248.28/14,154,352.86 = 6,776,619.12/x - Step 3: Cross multiply
10,261,248.28x = 14,154,352.86 × 6,776,619.12 - Step 4: Simplify right side
10,261,248.28x = 95,918,658,222,302.69 - Step 5: Solve for x
x = 95,918,658,222,302.69/10,261,248.28 - Step 6: Final answer
x = 9,347,659.82
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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.