Finding the Fourth Proportional to 40,622,737.55, 56,058,365.18 and 22,740,707.75
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Solution
The fourth proportional to 40,622,737.55, 56,058,365.18 and 22,740,707.75 is: 31,381,609.82
Step by Step Solution
- Step 1: Write the proportion equation
40,622,737.55 : 56,058,365.18 = 22,740,707.75 : x - Step 2: Convert to fraction form
40,622,737.55/56,058,365.18 = 22,740,707.75/x - Step 3: Cross multiply
40,622,737.55x = 56,058,365.18 × 22,740,707.75 - Step 4: Simplify right side
40,622,737.55x = 1,274,806,899,277,716 - Step 5: Solve for x
x = 1,274,806,899,277,716/40,622,737.55 - Step 6: Final answer
x = 31,381,609.82
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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.