Finding the Fourth Proportional to 42,565,920.15, 58,740,968.79 and 22,986,806.92
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Solution
The fourth proportional to 42,565,920.15, 58,740,968.79 and 22,986,806.92 is: 31,721,793.00
Step by Step Solution
- Step 1: Write the proportion equation
42,565,920.15 : 58,740,968.79 = 22,986,806.92 : x - Step 2: Convert to fraction form
42,565,920.15/58,740,968.79 = 22,986,806.92/x - Step 3: Cross multiply
42,565,920.15x = 58,740,968.79 × 22,986,806.92 - Step 4: Simplify right side
42,565,920.15x = 1,350,267,307,869,476 - Step 5: Solve for x
x = 1,350,267,307,869,476/42,565,920.15 - Step 6: Final answer
x = 31,721,793.00
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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.