Finding the Fourth Proportional to 26,204,829.40, 39,307,244.12 and 16,591,652.20
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Solution
The fourth proportional to 26,204,829.40, 39,307,244.12 and 16,591,652.20 is: 24,887,478.31
Step by Step Solution
- Step 1: Write the proportion equation
26,204,829.40 : 39,307,244.12 = 16,591,652.20 : x - Step 2: Convert to fraction form
26,204,829.40/39,307,244.12 = 16,591,652.20/x - Step 3: Cross multiply
26,204,829.40x = 39,307,244.12 × 16,591,652.20 - Step 4: Simplify right side
26,204,829.40x = 652,172,123,379,535 - Step 5: Solve for x
x = 652,172,123,379,535/26,204,829.40 - Step 6: Final answer
x = 24,887,478.31
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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.