Finding the Fourth Proportional to 17,771,207.75, 26,656,811.63 and 4,308,035.75
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Solution
The fourth proportional to 17,771,207.75, 26,656,811.63 and 4,308,035.75 is: 6,462,053.63
Step by Step Solution
- Step 1: Write the proportion equation
17,771,207.75 : 26,656,811.63 = 4,308,035.75 : x - Step 2: Convert to fraction form
17,771,207.75/26,656,811.63 = 4,308,035.75/x - Step 3: Cross multiply
17,771,207.75x = 26,656,811.63 × 4,308,035.75 - Step 4: Simplify right side
17,771,207.75x = 114,838,497,483,055.77 - Step 5: Solve for x
x = 114,838,497,483,055.77/17,771,207.75 - Step 6: Final answer
x = 6,462,053.63
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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.