Finding the Fourth Proportional to 7,605,215.51, 11,407,837.49 and 1,847,953.98
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Solution
The fourth proportional to 7,605,215.51, 11,407,837.49 and 1,847,953.98 is: 2,771,934.43
Step by Step Solution
- Step 1: Write the proportion equation
7,605,215.51 : 11,407,837.49 = 1,847,953.98 : x - Step 2: Convert to fraction form
7,605,215.51/11,407,837.49 = 1,847,953.98/x - Step 3: Cross multiply
7,605,215.51x = 11,407,837.49 × 1,847,953.98 - Step 4: Simplify right side
7,605,215.51x = 21,081,158,683,598.94 - Step 5: Solve for x
x = 21,081,158,683,598.94/7,605,215.51 - Step 6: Final answer
x = 2,771,934.43
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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.