Finding the Fourth Proportional to 49,824,146.34, 74,729,791.35 and 15,748,936.74
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Solution
The fourth proportional to 49,824,146.34, 74,729,791.35 and 15,748,936.74 is: 23,621,373.23
Step by Step Solution
- Step 1: Write the proportion equation
49,824,146.34 : 74,729,791.35 = 15,748,936.74 : x - Step 2: Convert to fraction form
49,824,146.34/74,729,791.35 = 15,748,936.74/x - Step 3: Cross multiply
49,824,146.34x = 74,729,791.35 × 15,748,936.74 - Step 4: Simplify right side
49,824,146.34x = 1,176,914,756,564,549 - Step 5: Solve for x
x = 1,176,914,756,564,549/49,824,146.34 - Step 6: Final answer
x = 23,621,373.23
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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.