Finding the Fourth Proportional to 26,431,683.29, 39,649,435.83 and 11,063,516.74
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Solution
The fourth proportional to 26,431,683.29, 39,649,435.83 and 11,063,516.74 is: 16,596,074.95
Step by Step Solution
- Step 1: Write the proportion equation
26,431,683.29 : 39,649,435.83 = 11,063,516.74 : x - Step 2: Convert to fraction form
26,431,683.29/39,649,435.83 = 11,063,516.74/x - Step 3: Cross multiply
26,431,683.29x = 39,649,435.83 × 11,063,516.74 - Step 4: Simplify right side
26,431,683.29x = 438,662,197,022,931.38 - Step 5: Solve for x
x = 438,662,197,022,931.38/26,431,683.29 - Step 6: Final answer
x = 16,596,074.95
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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.