Finding the Fourth Proportional to 39,707,172.81, 59,543,831.84 and 15,110,902.35
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Solution
The fourth proportional to 39,707,172.81, 59,543,831.84 and 15,110,902.35 is: 22,659,911.67
Step by Step Solution
- Step 1: Write the proportion equation
39,707,172.81 : 59,543,831.84 = 15,110,902.35 : x - Step 2: Convert to fraction form
39,707,172.81/59,543,831.84 = 15,110,902.35/x - Step 3: Cross multiply
39,707,172.81x = 59,543,831.84 × 15,110,902.35 - Step 4: Simplify right side
39,707,172.81x = 899,761,028,403,506.25 - Step 5: Solve for x
x = 899,761,028,403,506.25/39,707,172.81 - Step 6: Final answer
x = 22,659,911.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.