Finding the Fourth Proportional to 15,549,432.05, 23,324,148.08 and 15,310,283.60
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Solution
The fourth proportional to 15,549,432.05, 23,324,148.08 and 15,310,283.60 is: 22,965,425.40
Step by Step Solution
- Step 1: Write the proportion equation
15,549,432.05 : 23,324,148.08 = 15,310,283.60 : x - Step 2: Convert to fraction form
15,549,432.05/23,324,148.08 = 15,310,283.60/x - Step 3: Cross multiply
15,549,432.05x = 23,324,148.08 × 15,310,283.60 - Step 4: Simplify right side
15,549,432.05x = 357,099,321,640,023.31 - Step 5: Solve for x
x = 357,099,321,640,023.31/15,549,432.05 - Step 6: Final answer
x = 22,965,425.40
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1.5x scale
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.