Finding the Fourth Proportional to 10,966,557.96, 15,134,080.88 and 6,005,207.67
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Solution
The fourth proportional to 10,966,557.96, 15,134,080.88 and 6,005,207.67 is: 8,287,313.02
Step by Step Solution
- Step 1: Write the proportion equation
10,966,557.96 : 15,134,080.88 = 6,005,207.67 : x - Step 2: Convert to fraction form
10,966,557.96/15,134,080.88 = 6,005,207.67/x - Step 3: Cross multiply
10,966,557.96x = 15,134,080.88 × 6,005,207.67 - Step 4: Simplify right side
10,966,557.96x = 90,883,298,578,976.36 - Step 5: Solve for x
x = 90,883,298,578,976.36/10,966,557.96 - Step 6: Final answer
x = 8,287,313.02
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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.