Finding the Fourth Proportional to 84,018,014.90, 125,955,137.34 and 32,239,773.62
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Solution
The fourth proportional to 84,018,014.90, 125,955,137.34 and 32,239,773.62 is: 48,332,076.38
Step by Step Solution
- Step 1: Write the proportion equation
84,018,014.90 : 125,955,137.34 = 32,239,773.62 : x - Step 2: Convert to fraction form
84,018,014.90/125,955,137.34 = 32,239,773.62/x - Step 3: Cross multiply
84,018,014.90x = 125,955,137.34 × 32,239,773.62 - Step 4: Simplify right side
84,018,014.90x = 4,060,765,113,487,833 - Step 5: Solve for x
x = 4,060,765,113,487,833/84,018,014.90 - Step 6: Final answer
x = 48,332,076.38
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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.