Finding the Fourth Proportional to 42,565,924.29, 58,740,974.48 and 22,986,811.05
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Solution
The fourth proportional to 42,565,924.29, 58,740,974.48 and 22,986,811.05 is: 31,721,798.69
Step by Step Solution
- Step 1: Write the proportion equation
42,565,924.29 : 58,740,974.48 = 22,986,811.05 : x - Step 2: Convert to fraction form
42,565,924.29/58,740,974.48 = 22,986,811.05/x - Step 3: Cross multiply
42,565,924.29x = 58,740,974.48 × 22,986,811.05 - Step 4: Simplify right side
42,565,924.29x = 1,350,267,681,264,632 - Step 5: Solve for x
x = 1,350,267,681,264,632/42,565,924.29 - Step 6: Final answer
x = 31,721,798.69
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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.