Finding the Fourth Proportional to 22,842,156.64, 31,529,233.68 and 14,693,395.36
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Solution
The fourth proportional to 22,842,156.64, 31,529,233.68 and 14,693,395.36 is: 20,281,425.40
Step by Step Solution
- Step 1: Write the proportion equation
22,842,156.64 : 31,529,233.68 = 14,693,395.36 : x - Step 2: Convert to fraction form
22,842,156.64/31,529,233.68 = 14,693,395.36/x - Step 3: Cross multiply
22,842,156.64x = 31,529,233.68 × 14,693,395.36 - Step 4: Simplify right side
22,842,156.64x = 463,271,495,858,067.69 - Step 5: Solve for x
x = 463,271,495,858,067.69/22,842,156.64 - Step 6: Final answer
x = 20,281,425.40
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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.