Finding the Fourth Proportional to 51,364,661, 70,883,215.08 and 28,159,290.08
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Solution
The fourth proportional to 51,364,661, 70,883,215.08 and 28,159,290.08 is: 38,859,810.94
Step by Step Solution
- Step 1: Write the proportion equation
51,364,661 : 70,883,215.08 = 28,159,290.08 : x - Step 2: Convert to fraction form
51,364,661/70,883,215.08 = 28,159,290.08/x - Step 3: Cross multiply
51,364,661x = 70,883,215.08 × 28,159,290.08 - Step 4: Simplify right side
51,364,661x = 1,996,021,015,240,750.25 - Step 5: Solve for x
x = 1,996,021,015,240,750.25/51,364,661 - Step 6: Final answer
x = 38,859,810.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.