Finding the Fourth Proportional to 7,864,377.02, 11,796,985.93 and 2,473,447.82
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Solution
The fourth proportional to 7,864,377.02, 11,796,985.93 and 2,473,447.82 is: 3,710,303.95
Step by Step Solution
- Step 1: Write the proportion equation
7,864,377.02 : 11,796,985.93 = 2,473,447.82 : x - Step 2: Convert to fraction form
7,864,377.02/11,796,985.93 = 2,473,447.82/x - Step 3: Cross multiply
7,864,377.02x = 11,796,985.93 × 2,473,447.82 - Step 4: Simplify right side
7,864,377.02x = 29,179,229,131,129.17 - Step 5: Solve for x
x = 29,179,229,131,129.17/7,864,377.02 - Step 6: Final answer
x = 3,710,303.95
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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.