Finding the Fourth Proportional to 56,968,245.47, 85,452,369.26 and 13,837,158.18
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Solution
The fourth proportional to 56,968,245.47, 85,452,369.26 and 13,837,158.18 is: 20,755,737.52
Step by Step Solution
- Step 1: Write the proportion equation
56,968,245.47 : 85,452,369.26 = 13,837,158.18 : x - Step 2: Convert to fraction form
56,968,245.47/85,452,369.26 = 13,837,158.18/x - Step 3: Cross multiply
56,968,245.47x = 85,452,369.26 × 13,837,158.18 - Step 4: Simplify right side
56,968,245.47x = 1,182,417,950,237,203.75 - Step 5: Solve for x
x = 1,182,417,950,237,203.75/56,968,245.47 - Step 6: Final answer
x = 20,755,737.52
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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.