Finding the Fourth Proportional to 23,347,129.44, 32,219,583.12 and 14,645,669.28
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Solution
The fourth proportional to 23,347,129.44, 32,219,583.12 and 14,645,669.28 is: 20,211,365.17
Step by Step Solution
- Step 1: Write the proportion equation
23,347,129.44 : 32,219,583.12 = 14,645,669.28 : x - Step 2: Convert to fraction form
23,347,129.44/32,219,583.12 = 14,645,669.28/x - Step 3: Cross multiply
23,347,129.44x = 32,219,583.12 × 14,645,669.28 - Step 4: Simplify right side
23,347,129.44x = 471,877,358,714,990.56 - Step 5: Solve for x
x = 471,877,358,714,990.56/23,347,129.44 - Step 6: Final answer
x = 20,211,365.17
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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.