Finding the Fourth Proportional to 16,105,862.26, 22,226,089.91 and 8,862,518.26
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Solution
The fourth proportional to 16,105,862.26, 22,226,089.91 and 8,862,518.26 is: 12,230,275.19
Step by Step Solution
- Step 1: Write the proportion equation
16,105,862.26 : 22,226,089.91 = 8,862,518.26 : x - Step 2: Convert to fraction form
16,105,862.26/22,226,089.91 = 8,862,518.26/x - Step 3: Cross multiply
16,105,862.26x = 22,226,089.91 × 8,862,518.26 - Step 4: Simplify right side
16,105,862.26x = 196,979,127,675,776.75 - Step 5: Solve for x
x = 196,979,127,675,776.75/16,105,862.26 - Step 6: Final answer
x = 12,230,275.19
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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.