Finding the Fourth Proportional to 23,328,983.80, 34,993,475.70 and 22,266,101.80
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Solution
The fourth proportional to 23,328,983.80, 34,993,475.70 and 22,266,101.80 is: 33,399,152.70
Step by Step Solution
- Step 1: Write the proportion equation
23,328,983.80 : 34,993,475.70 = 22,266,101.80 : x - Step 2: Convert to fraction form
23,328,983.80/34,993,475.70 = 22,266,101.80/x - Step 3: Cross multiply
23,328,983.80x = 34,993,475.70 × 22,266,101.80 - Step 4: Simplify right side
23,328,983.80x = 779,168,292,272,026.38 - Step 5: Solve for x
x = 779,168,292,272,026.38/23,328,983.80 - Step 6: Final answer
x = 33,399,152.70
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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.