Finding the Fourth Proportional to 42,087,349.41, 63,133,473.50 and 11,797,574.37
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Solution
The fourth proportional to 42,087,349.41, 63,133,473.50 and 11,797,574.37 is: 17,697,048.14
Step by Step Solution
- Step 1: Write the proportion equation
42,087,349.41 : 63,133,473.50 = 11,797,574.37 : x - Step 2: Convert to fraction form
42,087,349.41/63,133,473.50 = 11,797,574.37/x - Step 3: Cross multiply
42,087,349.41x = 63,133,473.50 × 11,797,574.37 - Step 4: Simplify right side
42,087,349.41x = 744,821,848,793,686.25 - Step 5: Solve for x
x = 744,821,848,793,686.25/42,087,349.41 - Step 6: Final answer
x = 17,697,048.14
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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.