Finding the Fourth Proportional to 26,431,688.03, 39,649,442.99 and 11,063,521.49
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Solution
The fourth proportional to 26,431,688.03, 39,649,442.99 and 11,063,521.49 is: 16,596,082.10
Step by Step Solution
- Step 1: Write the proportion equation
26,431,688.03 : 39,649,442.99 = 11,063,521.49 : x - Step 2: Convert to fraction form
26,431,688.03/39,649,442.99 = 11,063,521.49/x - Step 3: Cross multiply
26,431,688.03x = 39,649,442.99 × 11,063,521.49 - Step 4: Simplify right side
26,431,688.03x = 438,662,464,630,200.81 - Step 5: Solve for x
x = 438,662,464,630,200.81/26,431,688.03 - Step 6: Final answer
x = 16,596,082.10
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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.