Finding the Fourth Proportional to 57,444,322.20, 86,208,473.70 and 40,438,210.20
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Solution
The fourth proportional to 57,444,322.20, 86,208,473.70 and 40,438,210.20 is: 60,686,874.65
Step by Step Solution
- Step 1: Write the proportion equation
57,444,322.20 : 86,208,473.70 = 40,438,210.20 : x - Step 2: Convert to fraction form
57,444,322.20/86,208,473.70 = 40,438,210.20/x - Step 3: Cross multiply
57,444,322.20x = 86,208,473.70 × 40,438,210.20 - Step 4: Simplify right side
57,444,322.20x = 3,486,116,380,501,772 - Step 5: Solve for x
x = 3,486,116,380,501,772/57,444,322.20 - Step 6: Final answer
x = 60,686,874.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.