Finding the Fourth Proportional to 51,243,679.60, 76,772,207.40 and 24,257,849.20
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Solution
The fourth proportional to 51,243,679.60, 76,772,207.40 and 24,257,849.20 is: 36,342,601.55
Step by Step Solution
- Step 1: Write the proportion equation
51,243,679.60 : 76,772,207.40 = 24,257,849.20 : x - Step 2: Convert to fraction form
51,243,679.60/76,772,207.40 = 24,257,849.20/x - Step 3: Cross multiply
51,243,679.60x = 76,772,207.40 × 24,257,849.20 - Step 4: Simplify right side
51,243,679.60x = 1,862,328,629,860,324.25 - Step 5: Solve for x
x = 1,862,328,629,860,324.25/51,243,679.60 - Step 6: Final answer
x = 36,342,601.55
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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.