Finding the Fourth Proportional to 16,357,712.13, 22,572,721.58 and 9,015,523.02
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Solution
The fourth proportional to 16,357,712.13, 22,572,721.58 and 9,015,523.02 is: 12,440,914.07
Step by Step Solution
- Step 1: Write the proportion equation
16,357,712.13 : 22,572,721.58 = 9,015,523.02 : x - Step 2: Convert to fraction form
16,357,712.13/22,572,721.58 = 9,015,523.02/x - Step 3: Cross multiply
16,357,712.13x = 22,572,721.58 × 9,015,523.02 - Step 4: Simplify right side
16,357,712.13x = 203,504,890,983,463.12 - Step 5: Solve for x
x = 203,504,890,983,463.12/16,357,712.13 - Step 6: Final answer
x = 12,440,914.07
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1.5x scale
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.