Finding the Fourth Proportional to 19,713,575.36, 27,204,776.16 and 11,128,871.36
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Solution
The fourth proportional to 19,713,575.36, 27,204,776.16 and 11,128,871.36 is: 15,357,866.28
Step by Step Solution
- Step 1: Write the proportion equation
19,713,575.36 : 27,204,776.16 = 11,128,871.36 : x - Step 2: Convert to fraction form
19,713,575.36/27,204,776.16 = 11,128,871.36/x - Step 3: Cross multiply
19,713,575.36x = 27,204,776.16 × 11,128,871.36 - Step 4: Simplify right side
19,713,575.36x = 302,758,454,262,234.75 - Step 5: Solve for x
x = 302,758,454,262,234.75/19,713,575.36 - Step 6: Final answer
x = 15,357,866.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.