Finding the Fourth Proportional to 25,862,278.02, 38,749,517.56 and 15,605,587.00
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Solution
The fourth proportional to 25,862,278.02, 38,749,517.56 and 15,605,587.00 is: 23,381,891.07
Step by Step Solution
- Step 1: Write the proportion equation
25,862,278.02 : 38,749,517.56 = 15,605,587.00 : x - Step 2: Convert to fraction form
25,862,278.02/38,749,517.56 = 15,605,587.00/x - Step 3: Cross multiply
25,862,278.02x = 38,749,517.56 × 15,605,587.00 - Step 4: Simplify right side
25,862,278.02x = 604,708,967,470,770.12 - Step 5: Solve for x
x = 604,708,967,470,770.12/25,862,278.02 - Step 6: Final answer
x = 23,381,891.07
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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.