Finding the Fourth Proportional to 25,539,915.84, 38,323,325.76 and 14,764,783.68
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Solution
The fourth proportional to 25,539,915.84, 38,323,325.76 and 14,764,783.68 is: 22,154,952.20
Step by Step Solution
- Step 1: Write the proportion equation
25,539,915.84 : 38,323,325.76 = 14,764,783.68 : x - Step 2: Convert to fraction form
25,539,915.84/38,323,325.76 = 14,764,783.68/x - Step 3: Cross multiply
25,539,915.84x = 38,323,325.76 × 14,764,783.68 - Step 4: Simplify right side
25,539,915.84x = 565,835,614,744,571.50 - Step 5: Solve for x
x = 565,835,614,744,571.50/25,539,915.84 - Step 6: Final answer
x = 22,154,952.20
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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.