Finding the Fourth Proportional to 11,590,031.16, 15,993,442.86 and 6,432,987
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Solution
The fourth proportional to 11,590,031.16, 15,993,442.86 and 6,432,987 is: 8,877,077.95
Step by Step Solution
- Step 1: Write the proportion equation
11,590,031.16 : 15,993,442.86 = 6,432,987 : x - Step 2: Convert to fraction form
11,590,031.16/15,993,442.86 = 6,432,987/x - Step 3: Cross multiply
11,590,031.16x = 15,993,442.86 × 6,432,987 - Step 4: Simplify right side
11,590,031.16x = 102,885,610,003,622.81 - Step 5: Solve for x
x = 102,885,610,003,622.81/11,590,031.16 - Step 6: Final answer
x = 8,877,077.95
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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.