Finding the Fourth Proportional to 29,397,189.99, 40,570,394.16 and 17,636,900.93
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Solution
The fourth proportional to 29,397,189.99, 40,570,394.16 and 17,636,900.93 is: 24,340,286.35
Step by Step Solution
- Step 1: Write the proportion equation
29,397,189.99 : 40,570,394.16 = 17,636,900.93 : x - Step 2: Convert to fraction form
29,397,189.99/40,570,394.16 = 17,636,900.93/x - Step 3: Cross multiply
29,397,189.99x = 40,570,394.16 × 17,636,900.93 - Step 4: Simplify right side
29,397,189.99x = 715,536,022,199,934.12 - Step 5: Solve for x
x = 715,536,022,199,934.12/29,397,189.99 - Step 6: Final answer
x = 24,340,286.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.