Finding the Fourth Proportional to 23,656,000.80, 35,434,234.80 and 19,674,688.80
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Solution
The fourth proportional to 23,656,000.80, 35,434,234.80 and 19,674,688.80 is: 29,470,642.50
Step by Step Solution
- Step 1: Write the proportion equation
23,656,000.80 : 35,434,234.80 = 19,674,688.80 : x - Step 2: Convert to fraction form
23,656,000.80/35,434,234.80 = 19,674,688.80/x - Step 3: Cross multiply
23,656,000.80x = 35,434,234.80 × 19,674,688.80 - Step 4: Simplify right side
23,656,000.80x = 697,157,542,556,130.25 - Step 5: Solve for x
x = 697,157,542,556,130.25/23,656,000.80 - Step 6: Final answer
x = 29,470,642.50
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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.