Finding the Fourth Proportional to 38,403,273.06, 57,604,967.90 and 15,684,170.31
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Solution
The fourth proportional to 38,403,273.06, 57,604,967.90 and 15,684,170.31 is: 23,526,279.28
Step by Step Solution
- Step 1: Write the proportion equation
38,403,273.06 : 57,604,967.90 = 15,684,170.31 : x - Step 2: Convert to fraction form
38,403,273.06/57,604,967.90 = 15,684,170.31/x - Step 3: Cross multiply
38,403,273.06x = 57,604,967.90 × 15,684,170.31 - Step 4: Simplify right side
38,403,273.06x = 903,486,127,167,262.25 - Step 5: Solve for x
x = 903,486,127,167,262.25/38,403,273.06 - Step 6: Final answer
x = 23,526,279.28
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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.