Finding the Fourth Proportional to 38,201,948.35, 57,266,900.20 and 19,014,566.29
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Solution
The fourth proportional to 38,201,948.35, 57,266,900.20 and 19,014,566.29 is: 28,503,919.75
Step by Step Solution
- Step 1: Write the proportion equation
38,201,948.35 : 57,266,900.20 = 19,014,566.29 : x - Step 2: Convert to fraction form
38,201,948.35/57,266,900.20 = 19,014,566.29/x - Step 3: Cross multiply
38,201,948.35x = 57,266,900.20 × 19,014,566.29 - Step 4: Simplify right side
38,201,948.35x = 1,088,905,270,075,714.25 - Step 5: Solve for x
x = 1,088,905,270,075,714.25/38,201,948.35 - Step 6: Final answer
x = 28,503,919.75
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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.