Finding the Fourth Proportional to 37,486,098.99, 51,730,434.16 and 20,966,184.14
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Solution
The fourth proportional to 37,486,098.99, 51,730,434.16 and 20,966,184.14 is: 28,933,120.20
Step by Step Solution
- Step 1: Write the proportion equation
37,486,098.99 : 51,730,434.16 = 20,966,184.14 : x - Step 2: Convert to fraction form
37,486,098.99/51,730,434.16 = 20,966,184.14/x - Step 3: Cross multiply
37,486,098.99x = 51,730,434.16 × 20,966,184.14 - Step 4: Simplify right side
37,486,098.99x = 1,084,589,807,929,638.62 - Step 5: Solve for x
x = 1,084,589,807,929,638.62/37,486,098.99 - Step 6: Final answer
x = 28,933,120.20
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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.