Finding the Fourth Proportional to 19,605,314.35, 29,401,732.35 and 6,472,286.93
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Solution
The fourth proportional to 19,605,314.35, 29,401,732.35 and 6,472,286.93 is: 9,706,370.66
Step by Step Solution
- Step 1: Write the proportion equation
19,605,314.35 : 29,401,732.35 = 6,472,286.93 : x - Step 2: Convert to fraction form
19,605,314.35/29,401,732.35 = 6,472,286.93/x - Step 3: Cross multiply
19,605,314.35x = 29,401,732.35 × 6,472,286.93 - Step 4: Simplify right side
19,605,314.35x = 190,296,447,916,382.78 - Step 5: Solve for x
x = 190,296,447,916,382.78/19,605,314.35 - Step 6: Final answer
x = 9,706,370.66
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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.