Finding the Fourth Proportional to 49,705,518.24, 74,570,013.35 and 15,626,864.12
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Solution
The fourth proportional to 49,705,518.24, 74,570,013.35 and 15,626,864.12 is: 23,443,985.84
Step by Step Solution
- Step 1: Write the proportion equation
49,705,518.24 : 74,570,013.35 = 15,626,864.12 : x - Step 2: Convert to fraction form
49,705,518.24/74,570,013.35 = 15,626,864.12/x - Step 3: Cross multiply
49,705,518.24x = 74,570,013.35 × 15,626,864.12 - Step 4: Simplify right side
49,705,518.24x = 1,165,295,465,596,051.50 - Step 5: Solve for x
x = 1,165,295,465,596,051.50/49,705,518.24 - Step 6: Final answer
x = 23,443,985.84
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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.