Finding the Fourth Proportional to 25,720,432.26, 38,734,615.74 and 23,424,607.14
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Solution
The fourth proportional to 25,720,432.26, 38,734,615.74 and 23,424,607.14 is: 35,277,134.82
Step by Step Solution
- Step 1: Write the proportion equation
25,720,432.26 : 38,734,615.74 = 23,424,607.14 : x - Step 2: Convert to fraction form
25,720,432.26/38,734,615.74 = 23,424,607.14/x - Step 3: Cross multiply
25,720,432.26x = 38,734,615.74 × 23,424,607.14 - Step 4: Simplify right side
25,720,432.26x = 907,343,156,428,360.50 - Step 5: Solve for x
x = 907,343,156,428,360.50/25,720,432.26 - Step 6: Final answer
x = 35,277,134.82
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.