Finding the Fourth Proportional to 26,277,599.97, 39,361,435.38 and 21,132,168.93
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Solution
The fourth proportional to 26,277,599.97, 39,361,435.38 and 21,132,168.93 is: 31,654,051.46
Step by Step Solution
- Step 1: Write the proportion equation
26,277,599.97 : 39,361,435.38 = 21,132,168.93 : x - Step 2: Convert to fraction form
26,277,599.97/39,361,435.38 = 21,132,168.93/x - Step 3: Cross multiply
26,277,599.97x = 39,361,435.38 × 21,132,168.93 - Step 4: Simplify right side
26,277,599.97x = 831,792,501,777,438.75 - Step 5: Solve for x
x = 831,792,501,777,438.75/26,277,599.97 - Step 6: Final answer
x = 31,654,051.46
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1.5x scale
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.