Finding the Fourth Proportional to 48,655,919.91, 67,145,347.37 and 26,328,906.07
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Solution
The fourth proportional to 48,655,919.91, 67,145,347.37 and 26,328,906.07 is: 36,333,986.63
Step by Step Solution
- Step 1: Write the proportion equation
48,655,919.91 : 67,145,347.37 = 26,328,906.07 : x - Step 2: Convert to fraction form
48,655,919.91/67,145,347.37 = 26,328,906.07/x - Step 3: Cross multiply
48,655,919.91x = 67,145,347.37 × 26,328,906.07 - Step 4: Simplify right side
48,655,919.91x = 1,767,863,543,642,743.50 - Step 5: Solve for x
x = 1,767,863,543,642,743.50/48,655,919.91 - Step 6: Final answer
x = 36,333,986.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.