Finding the Fourth Proportional to 48,372,106.24, 72,557,709 and 19,611,405.46
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Solution
The fourth proportional to 48,372,106.24, 72,557,709 and 19,611,405.46 is: 29,416,925.60
Step by Step Solution
- Step 1: Write the proportion equation
48,372,106.24 : 72,557,709 = 19,611,405.46 : x - Step 2: Convert to fraction form
48,372,106.24/72,557,709 = 19,611,405.46/x - Step 3: Cross multiply
48,372,106.24x = 72,557,709 × 19,611,405.46 - Step 4: Simplify right side
48,372,106.24x = 1,422,958,650,447,691.25 - Step 5: Solve for x
x = 1,422,958,650,447,691.25/48,372,106.24 - Step 6: Final answer
x = 29,416,925.60
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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.