Finding the Fourth Proportional to 43,677,030.60, 65,515,545.90 and 22,177,945.80
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Solution
The fourth proportional to 43,677,030.60, 65,515,545.90 and 22,177,945.80 is: 33,266,918.70
Step by Step Solution
- Step 1: Write the proportion equation
43,677,030.60 : 65,515,545.90 = 22,177,945.80 : x - Step 2: Convert to fraction form
43,677,030.60/65,515,545.90 = 22,177,945.80/x - Step 3: Cross multiply
43,677,030.60x = 65,515,545.90 × 22,177,945.80 - Step 4: Simplify right side
43,677,030.60x = 1,453,000,226,027,612.25 - Step 5: Solve for x
x = 1,453,000,226,027,612.25/43,677,030.60 - Step 6: Final answer
x = 33,266,918.70
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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.