Finding the Fourth Proportional to 61,472,071.16, 84,831,722.70 and 33,595,353.08
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Solution
The fourth proportional to 61,472,071.16, 84,831,722.70 and 33,595,353.08 is: 46,361,731.80
Step by Step Solution
- Step 1: Write the proportion equation
61,472,071.16 : 84,831,722.70 = 33,595,353.08 : x - Step 2: Convert to fraction form
61,472,071.16/84,831,722.70 = 33,595,353.08/x - Step 3: Cross multiply
61,472,071.16x = 84,831,722.70 × 33,595,353.08 - Step 4: Simplify right side
61,472,071.16x = 2,849,951,676,491,151 - Step 5: Solve for x
x = 2,849,951,676,491,151/61,472,071.16 - Step 6: Final answer
x = 46,361,731.80
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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.