Finding the Fourth Proportional to 22,007,772.64, 32,968,714.80 and 14,411,709.28
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Solution
The fourth proportional to 22,007,772.64, 32,968,714.80 and 14,411,709.28 is: 21,589,442.09
Step by Step Solution
- Step 1: Write the proportion equation
22,007,772.64 : 32,968,714.80 = 14,411,709.28 : x - Step 2: Convert to fraction form
22,007,772.64/32,968,714.80 = 14,411,709.28/x - Step 3: Cross multiply
22,007,772.64x = 32,968,714.80 × 14,411,709.28 - Step 4: Simplify right side
22,007,772.64x = 475,135,533,032,833.31 - Step 5: Solve for x
x = 475,135,533,032,833.31/22,007,772.64 - Step 6: Final answer
x = 21,589,442.09
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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.