Finding the Fourth Proportional to 16,422,159.08, 22,657,602.12 and 11,460,468.44
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Solution
The fourth proportional to 16,422,159.08, 22,657,602.12 and 11,460,468.44 is: 15,811,972.88
Step by Step Solution
- Step 1: Write the proportion equation
16,422,159.08 : 22,657,602.12 = 11,460,468.44 : x - Step 2: Convert to fraction form
16,422,159.08/22,657,602.12 = 11,460,468.44/x - Step 3: Cross multiply
16,422,159.08x = 22,657,602.12 × 11,460,468.44 - Step 4: Simplify right side
16,422,159.08x = 259,666,734,022,337.09 - Step 5: Solve for x
x = 259,666,734,022,337.09/16,422,159.08 - Step 6: Final answer
x = 15,811,972.88
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1.5x scale
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.