Finding the Fourth Proportional to 19,567,970.16, 29,351,765.16 and 11,893,732.08
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Solution
The fourth proportional to 19,567,970.16, 29,351,765.16 and 11,893,732.08 is: 17,840,482.59
Step by Step Solution
- Step 1: Write the proportion equation
19,567,970.16 : 29,351,765.16 = 11,893,732.08 : x - Step 2: Convert to fraction form
19,567,970.16/29,351,765.16 = 11,893,732.08/x - Step 3: Cross multiply
19,567,970.16x = 29,351,765.16 × 11,893,732.08 - Step 4: Simplify right side
19,567,970.16x = 349,102,030,888,118.31 - Step 5: Solve for x
x = 349,102,030,888,118.31/19,567,970.16 - Step 6: Final answer
x = 17,840,482.59
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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.