Finding the Fourth Proportional to 40,404,026.13, 55,757,562.28 and 22,069,311.63
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Solution
The fourth proportional to 40,404,026.13, 55,757,562.28 and 22,069,311.63 is: 30,455,653.45
Step by Step Solution
- Step 1: Write the proportion equation
40,404,026.13 : 55,757,562.28 = 22,069,311.63 : x - Step 2: Convert to fraction form
40,404,026.13/55,757,562.28 = 22,069,311.63/x - Step 3: Cross multiply
40,404,026.13x = 55,757,562.28 × 22,069,311.63 - Step 4: Simplify right side
40,404,026.13x = 1,230,531,017,686,453.25 - Step 5: Solve for x
x = 1,230,531,017,686,453.25/40,404,026.13 - Step 6: Final answer
x = 30,455,653.45
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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.