Finding the Fourth Proportional to 15,841,885.47, 23,767,945.80 and 7,327,806.99
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Solution
The fourth proportional to 15,841,885.47, 23,767,945.80 and 7,327,806.99 is: 10,994,077.67
Step by Step Solution
- Step 1: Write the proportion equation
15,841,885.47 : 23,767,945.80 = 7,327,806.99 : x - Step 2: Convert to fraction form
15,841,885.47/23,767,945.80 = 7,327,806.99/x - Step 3: Cross multiply
15,841,885.47x = 23,767,945.80 × 7,327,806.99 - Step 4: Simplify right side
15,841,885.47x = 174,166,919,371,181.16 - Step 5: Solve for x
x = 174,166,919,371,181.16/15,841,885.47 - Step 6: Final answer
x = 10,994,077.67
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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.