Finding the Fourth Proportional to 34,130,452.68, 47,100,471.48 and 18,660,555.12
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Solution
The fourth proportional to 34,130,452.68, 47,100,471.48 and 18,660,555.12 is: 25,751,810.34
Step by Step Solution
- Step 1: Write the proportion equation
34,130,452.68 : 47,100,471.48 = 18,660,555.12 : x - Step 2: Convert to fraction form
34,130,452.68/47,100,471.48 = 18,660,555.12/x - Step 3: Cross multiply
34,130,452.68x = 47,100,471.48 × 18,660,555.12 - Step 4: Simplify right side
34,130,452.68x = 878,920,944,230,528 - Step 5: Solve for x
x = 878,920,944,230,528/34,130,452.68 - Step 6: Final answer
x = 25,751,810.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.