Finding the Fourth Proportional to 16,016,788.11, 22,103,159.91 and 8,674,620.87
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Solution
The fourth proportional to 16,016,788.11, 22,103,159.91 and 8,674,620.87 is: 11,970,972.64
Step by Step Solution
- Step 1: Write the proportion equation
16,016,788.11 : 22,103,159.91 = 8,674,620.87 : x - Step 2: Convert to fraction form
16,016,788.11/22,103,159.91 = 8,674,620.87/x - Step 3: Cross multiply
16,016,788.11x = 22,103,159.91 × 8,674,620.87 - Step 4: Simplify right side
16,016,788.11x = 191,736,532,248,233.31 - Step 5: Solve for x
x = 191,736,532,248,233.31/16,016,788.11 - Step 6: Final answer
x = 11,970,972.64
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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.