Finding the Fourth Proportional to 47,920,327.60, 71,831,502.60 and 23,621,882.80
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Solution
The fourth proportional to 47,920,327.60, 71,831,502.60 and 23,621,882.80 is: 35,408,675.62
Step by Step Solution
- Step 1: Write the proportion equation
47,920,327.60 : 71,831,502.60 = 23,621,882.80 : x - Step 2: Convert to fraction form
47,920,327.60/71,831,502.60 = 23,621,882.80/x - Step 3: Cross multiply
47,920,327.60x = 71,831,502.60 × 23,621,882.80 - Step 4: Simplify right side
47,920,327.60x = 1,696,795,335,765,095.25 - Step 5: Solve for x
x = 1,696,795,335,765,095.25/47,920,327.60 - Step 6: Final answer
x = 35,408,675.62
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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.