Finding the Fourth Proportional to 21,044,337.44, 29,014,919.18 and 16,088,919.84
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Solution
The fourth proportional to 21,044,337.44, 29,014,919.18 and 16,088,919.84 is: 22,182,628.00
Step by Step Solution
- Step 1: Write the proportion equation
21,044,337.44 : 29,014,919.18 = 16,088,919.84 : x - Step 2: Convert to fraction form
21,044,337.44/29,014,919.18 = 16,088,919.84/x - Step 3: Cross multiply
21,044,337.44x = 29,014,919.18 × 16,088,919.84 - Step 4: Simplify right side
21,044,337.44x = 466,818,708,830,987.38 - Step 5: Solve for x
x = 466,818,708,830,987.38/21,044,337.44 - Step 6: Final answer
x = 22,182,628.00
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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.