Finding the Fourth Proportional to 23,159,357.92, 34,695,186.11 and 15,459,783.85
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Solution
The fourth proportional to 23,159,357.92, 34,695,186.11 and 15,459,783.85 is: 23,160,403.66
Step by Step Solution
- Step 1: Write the proportion equation
23,159,357.92 : 34,695,186.11 = 15,459,783.85 : x - Step 2: Convert to fraction form
23,159,357.92/34,695,186.11 = 15,459,783.85/x - Step 3: Cross multiply
23,159,357.92x = 34,695,186.11 × 15,459,783.85 - Step 4: Simplify right side
23,159,357.92x = 536,380,077,896,122.31 - Step 5: Solve for x
x = 536,380,077,896,122.31/23,159,357.92 - Step 6: Final answer
x = 23,160,403.66
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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.