Finding the Fourth Proportional to 29,397,189.24, 40,570,393.12 and 17,636,900.18
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Solution
The fourth proportional to 29,397,189.24, 40,570,393.12 and 17,636,900.18 is: 24,340,285.31
Step by Step Solution
- Step 1: Write the proportion equation
29,397,189.24 : 40,570,393.12 = 17,636,900.18 : x - Step 2: Convert to fraction form
29,397,189.24/40,570,393.12 = 17,636,900.18/x - Step 3: Cross multiply
29,397,189.24x = 40,570,393.12 × 17,636,900.18 - Step 4: Simplify right side
29,397,189.24x = 715,535,973,473,854.62 - Step 5: Solve for x
x = 715,535,973,473,854.62/29,397,189.24 - Step 6: Final answer
x = 24,340,285.31
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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.