Finding the Fourth Proportional to 23,006,135.52, 31,744,565.12 and 13,713,539.04
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Solution
The fourth proportional to 23,006,135.52, 31,744,565.12 and 13,713,539.04 is: 18,922,358.02
Step by Step Solution
- Step 1: Write the proportion equation
23,006,135.52 : 31,744,565.12 = 13,713,539.04 : x - Step 2: Convert to fraction form
23,006,135.52/31,744,565.12 = 13,713,539.04/x - Step 3: Cross multiply
23,006,135.52x = 31,744,565.12 × 13,713,539.04 - Step 4: Simplify right side
23,006,135.52x = 435,330,333,080,942.25 - Step 5: Solve for x
x = 435,330,333,080,942.25/23,006,135.52 - Step 6: Final answer
x = 18,922,358.02
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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.