Finding the Fourth Proportional to 34,069,537.20, 51,085,643.40 and 13,851,937.20
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Solution
The fourth proportional to 34,069,537.20, 51,085,643.40 and 13,851,937.20 is: 20,770,318.07
Step by Step Solution
- Step 1: Write the proportion equation
34,069,537.20 : 51,085,643.40 = 13,851,937.20 : x - Step 2: Convert to fraction form
34,069,537.20/51,085,643.40 = 13,851,937.20/x - Step 3: Cross multiply
34,069,537.20x = 51,085,643.40 × 13,851,937.20 - Step 4: Simplify right side
34,069,537.20x = 707,635,124,198,394.38 - Step 5: Solve for x
x = 707,635,124,198,394.38/34,069,537.20 - Step 6: Final answer
x = 20,770,318.07
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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.