Finding the Fourth Proportional to 45,611,014.44, 62,919,336.42 and 28,201,794.60
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Solution
The fourth proportional to 45,611,014.44, 62,919,336.42 and 28,201,794.60 is: 38,903,721.48
Step by Step Solution
- Step 1: Write the proportion equation
45,611,014.44 : 62,919,336.42 = 28,201,794.60 : x - Step 2: Convert to fraction form
45,611,014.44/62,919,336.42 = 28,201,794.60/x - Step 3: Cross multiply
45,611,014.44x = 62,919,336.42 × 28,201,794.60 - Step 4: Simplify right side
45,611,014.44x = 1,774,438,202,085,139.50 - Step 5: Solve for x
x = 1,774,438,202,085,139.50/45,611,014.44 - Step 6: Final answer
x = 38,903,721.48
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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.