Finding the Fourth Proportional to 10,489,238.88, 14,473,228.44 and 5,842,908.12
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Solution
The fourth proportional to 10,489,238.88, 14,473,228.44 and 5,842,908.12 is: 8,062,143.02
Step by Step Solution
- Step 1: Write the proportion equation
10,489,238.88 : 14,473,228.44 = 5,842,908.12 : x - Step 2: Convert to fraction form
10,489,238.88/14,473,228.44 = 5,842,908.12/x - Step 3: Cross multiply
10,489,238.88x = 14,473,228.44 × 5,842,908.12 - Step 4: Simplify right side
10,489,238.88x = 84,565,743,974,690.94 - Step 5: Solve for x
x = 84,565,743,974,690.94/10,489,238.88 - Step 6: Final answer
x = 8,062,143.02
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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.