Finding the Fourth Proportional to 32,341,497.40, 48,512,246.10 and 13,186,001.80
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Solution
The fourth proportional to 32,341,497.40, 48,512,246.10 and 13,186,001.80 is: 19,779,002.70
Step by Step Solution
- Step 1: Write the proportion equation
32,341,497.40 : 48,512,246.10 = 13,186,001.80 : x - Step 2: Convert to fraction form
32,341,497.40/48,512,246.10 = 13,186,001.80/x - Step 3: Cross multiply
32,341,497.40x = 48,512,246.10 × 13,186,001.80 - Step 4: Simplify right side
32,341,497.40x = 639,682,564,396,643 - Step 5: Solve for x
x = 639,682,564,396,643/32,341,497.40 - Step 6: Final answer
x = 19,779,002.70
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1.5x scale
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.