Finding the Fourth Proportional to 16,753,927.68, 25,130,888.64 and 4,786,663.68
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Solution
The fourth proportional to 16,753,927.68, 25,130,888.64 and 4,786,663.68 is: 7,179,994.70
Step by Step Solution
- Step 1: Write the proportion equation
16,753,927.68 : 25,130,888.64 = 4,786,663.68 : x - Step 2: Convert to fraction form
16,753,927.68/25,130,888.64 = 4,786,663.68/x - Step 3: Cross multiply
16,753,927.68x = 25,130,888.64 × 4,786,663.68 - Step 4: Simplify right side
16,753,927.68x = 120,293,111,899,212.59 - Step 5: Solve for x
x = 120,293,111,899,212.59/16,753,927.68 - Step 6: Final answer
x = 7,179,994.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.