Finding the Fourth Proportional to 20,757,907.08, 31,113,235.55 and 9,226,052.00
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Solution
The fourth proportional to 20,757,907.08, 31,113,235.55 and 9,226,052.00 is: 13,828,577.61
Step by Step Solution
- Step 1: Write the proportion equation
20,757,907.08 : 31,113,235.55 = 9,226,052.00 : x - Step 2: Convert to fraction form
20,757,907.08/31,113,235.55 = 9,226,052.00/x - Step 3: Cross multiply
20,757,907.08x = 31,113,235.55 × 9,226,052.00 - Step 4: Simplify right side
20,757,907.08x = 287,052,329,056,722.12 - Step 5: Solve for x
x = 287,052,329,056,722.12/20,757,907.08 - Step 6: Final answer
x = 13,828,577.61
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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.