Finding the Fourth Proportional to 47,748,331.60, 71,622,408.07 and 14,961,410.49
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Solution
The fourth proportional to 47,748,331.60, 71,622,408.07 and 14,961,410.49 is: 22,442,087.75
Step by Step Solution
- Step 1: Write the proportion equation
47,748,331.60 : 71,622,408.07 = 14,961,410.49 : x - Step 2: Convert to fraction form
47,748,331.60/71,622,408.07 = 14,961,410.49/x - Step 3: Cross multiply
47,748,331.60x = 71,622,408.07 × 14,961,410.49 - Step 4: Simplify right side
47,748,331.60x = 1,071,572,247,486,379.50 - Step 5: Solve for x
x = 1,071,572,247,486,379.50/47,748,331.60 - Step 6: Final answer
x = 22,442,087.75
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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.