Finding the Fourth Proportional to 62,770,643.84, 94,156,266.28 and 19,051,782.14
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Solution
The fourth proportional to 62,770,643.84, 94,156,266.28 and 19,051,782.14 is: 28,577,764.42
Step by Step Solution
- Step 1: Write the proportion equation
62,770,643.84 : 94,156,266.28 = 19,051,782.14 : x - Step 2: Convert to fraction form
62,770,643.84/94,156,266.28 = 19,051,782.14/x - Step 3: Cross multiply
62,770,643.84x = 94,156,266.28 × 19,051,782.14 - Step 4: Simplify right side
62,770,643.84x = 1,793,844,672,282,388.25 - Step 5: Solve for x
x = 1,793,844,672,282,388.25/62,770,643.84 - Step 6: Final answer
x = 28,577,764.42
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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.