Finding the Fourth Proportional to 40,790,043.74, 56,288,536.26 and 22,204,797.02
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Solution
The fourth proportional to 40,790,043.74, 56,288,536.26 and 22,204,797.02 is: 30,641,681.34
Step by Step Solution
- Step 1: Write the proportion equation
40,790,043.74 : 56,288,536.26 = 22,204,797.02 : x - Step 2: Convert to fraction form
40,790,043.74/56,288,536.26 = 22,204,797.02/x - Step 3: Cross multiply
40,790,043.74x = 56,288,536.26 × 22,204,797.02 - Step 4: Simplify right side
40,790,043.74x = 1,249,875,522,206,209.75 - Step 5: Solve for x
x = 1,249,875,522,206,209.75/40,790,043.74 - Step 6: Final answer
x = 30,641,681.34
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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.