Finding the Fourth Proportional to 62,717,618.08, 86,552,771.84 and 42,912,923.20
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Solution
The fourth proportional to 62,717,618.08, 86,552,771.84 and 42,912,923.20 is: 59,221,516.45
Step by Step Solution
- Step 1: Write the proportion equation
62,717,618.08 : 86,552,771.84 = 42,912,923.20 : x - Step 2: Convert to fraction form
62,717,618.08/86,552,771.84 = 42,912,923.20/x - Step 3: Cross multiply
62,717,618.08x = 86,552,771.84 × 42,912,923.20 - Step 4: Simplify right side
62,717,618.08x = 3,714,232,450,717,043 - Step 5: Solve for x
x = 3,714,232,450,717,043/62,717,618.08 - Step 6: Final answer
x = 59,221,516.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.