Finding the Fourth Proportional to 26,415,819.06, 39,623,737.23 and 17,438,271.54
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Solution
The fourth proportional to 26,415,819.06, 39,623,737.23 and 17,438,271.54 is: 26,157,413.01
Step by Step Solution
- Step 1: Write the proportion equation
26,415,819.06 : 39,623,737.23 = 17,438,271.54 : x - Step 2: Convert to fraction form
26,415,819.06/39,623,737.23 = 17,438,271.54/x - Step 3: Cross multiply
26,415,819.06x = 39,623,737.23 × 17,438,271.54 - Step 4: Simplify right side
26,415,819.06x = 690,969,489,246,347.38 - Step 5: Solve for x
x = 690,969,489,246,347.38/26,415,819.06 - Step 6: Final answer
x = 26,157,413.01
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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.