Finding the Fourth Proportional to 6,910,833.16, 10,366,254.36 and 2,866,235.02
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Solution
The fourth proportional to 6,910,833.16, 10,366,254.36 and 2,866,235.02 is: 4,299,354.45
Step by Step Solution
- Step 1: Write the proportion equation
6,910,833.16 : 10,366,254.36 = 2,866,235.02 : x - Step 2: Convert to fraction form
6,910,833.16/10,366,254.36 = 2,866,235.02/x - Step 3: Cross multiply
6,910,833.16x = 10,366,254.36 × 2,866,235.02 - Step 4: Simplify right side
6,910,833.16x = 29,712,121,272,859.69 - Step 5: Solve for x
x = 29,712,121,272,859.69/6,910,833.16 - Step 6: Final answer
x = 4,299,354.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.