Finding the Fourth Proportional to 11,416,539.34, 17,122,188.45 and 6,806,829.96
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Solution
The fourth proportional to 11,416,539.34, 17,122,188.45 and 6,806,829.96 is: 10,208,682.50
Step by Step Solution
- Step 1: Write the proportion equation
11,416,539.34 : 17,122,188.45 = 6,806,829.96 : x - Step 2: Convert to fraction form
11,416,539.34/17,122,188.45 = 6,806,829.96/x - Step 3: Cross multiply
11,416,539.34x = 17,122,188.45 × 6,806,829.96 - Step 4: Simplify right side
11,416,539.34x = 116,547,825,322,225.95 - Step 5: Solve for x
x = 116,547,825,322,225.95/11,416,539.34 - Step 6: Final answer
x = 10,208,682.50
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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.