Finding the Fourth Proportional to 26,248,201.60, 39,372,302.40 and 16,670,453.80
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Solution
The fourth proportional to 26,248,201.60, 39,372,302.40 and 16,670,453.80 is: 25,005,680.70
Step by Step Solution
- Step 1: Write the proportion equation
26,248,201.60 : 39,372,302.40 = 16,670,453.80 : x - Step 2: Convert to fraction form
26,248,201.60/39,372,302.40 = 16,670,453.80/x - Step 3: Cross multiply
26,248,201.60x = 39,372,302.40 × 16,670,453.80 - Step 4: Simplify right side
26,248,201.60x = 656,354,148,158,829.12 - Step 5: Solve for x
x = 656,354,148,158,829.12/26,248,201.60 - Step 6: Final answer
x = 25,005,680.70
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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.