Finding the Fourth Proportional to 42,036,605.44, 58,011,159.36 and 24,628,785.28
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Solution
The fourth proportional to 42,036,605.44, 58,011,159.36 and 24,628,785.28 is: 33,988,100.91
Step by Step Solution
- Step 1: Write the proportion equation
42,036,605.44 : 58,011,159.36 = 24,628,785.28 : x - Step 2: Convert to fraction form
42,036,605.44/58,011,159.36 = 24,628,785.28/x - Step 3: Cross multiply
42,036,605.44x = 58,011,159.36 × 24,628,785.28 - Step 4: Simplify right side
42,036,605.44x = 1,428,744,387,721,302.25 - Step 5: Solve for x
x = 1,428,744,387,721,302.25/42,036,605.44 - Step 6: Final answer
x = 33,988,100.91
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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.