Finding the Fourth Proportional to 48,878,982.70, 73,299,811.65 and 14,788,998.70
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Solution
The fourth proportional to 48,878,982.70, 73,299,811.65 and 14,788,998.70 is: 22,177,851.49
Step by Step Solution
- Step 1: Write the proportion equation
48,878,982.70 : 73,299,811.65 = 14,788,998.70 : x - Step 2: Convert to fraction form
48,878,982.70/73,299,811.65 = 14,788,998.70/x - Step 3: Cross multiply
48,878,982.70x = 73,299,811.65 × 14,788,998.70 - Step 4: Simplify right side
48,878,982.70x = 1,084,030,819,202,094.88 - Step 5: Solve for x
x = 1,084,030,819,202,094.88/48,878,982.70 - Step 6: Final answer
x = 22,177,851.49
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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.