Finding the Fourth Proportional to 92,323,626.10, 127,395,504.20 and 53,178,134.02
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Solution
The fourth proportional to 92,323,626.10, 127,395,504.20 and 53,178,134.02 is: 73,379,431.49
Step by Step Solution
- Step 1: Write the proportion equation
92,323,626.10 : 127,395,504.20 = 53,178,134.02 : x - Step 2: Convert to fraction form
92,323,626.10/127,395,504.20 = 53,178,134.02/x - Step 3: Cross multiply
92,323,626.10x = 127,395,504.20 × 53,178,134.02 - Step 4: Simplify right side
92,323,626.10x = 6,774,655,195,893,073 - Step 5: Solve for x
x = 6,774,655,195,893,073/92,323,626.10 - Step 6: Final answer
x = 73,379,431.49
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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.