Finding the Fourth Proportional to 11,838,886.95, 17,758,828.67 and 3,752,181.68
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Solution
The fourth proportional to 11,838,886.95, 17,758,828.67 and 3,752,181.68 is: 5,628,430.43
Step by Step Solution
- Step 1: Write the proportion equation
11,838,886.95 : 17,758,828.67 = 3,752,181.68 : x - Step 2: Convert to fraction form
11,838,886.95/17,758,828.67 = 3,752,181.68/x - Step 3: Cross multiply
11,838,886.95x = 17,758,828.67 × 3,752,181.68 - Step 4: Simplify right side
11,838,886.95x = 66,634,351,593,832.77 - Step 5: Solve for x
x = 66,634,351,593,832.77/11,838,886.95 - Step 6: Final answer
x = 5,628,430.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.