Finding the Fourth Proportional to 23,295,802.68, 32,138,738.28 and 15,459,010.56
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Solution
The fourth proportional to 23,295,802.68, 32,138,738.28 and 15,459,010.56 is: 21,327,150.70
Step by Step Solution
- Step 1: Write the proportion equation
23,295,802.68 : 32,138,738.28 = 15,459,010.56 : x - Step 2: Convert to fraction form
23,295,802.68/32,138,738.28 = 15,459,010.56/x - Step 3: Cross multiply
23,295,802.68x = 32,138,738.28 × 15,459,010.56 - Step 4: Simplify right side
23,295,802.68x = 496,833,094,455,596.25 - Step 5: Solve for x
x = 496,833,094,455,596.25/23,295,802.68 - Step 6: Final answer
x = 21,327,150.70
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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.