Finding the Fourth Proportional to 45,161,663.16, 62,318,598.30 and 25,578,643.08
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Solution
The fourth proportional to 45,161,663.16, 62,318,598.30 and 25,578,643.08 is: 35,295,980.52
Step by Step Solution
- Step 1: Write the proportion equation
45,161,663.16 : 62,318,598.30 = 25,578,643.08 : x - Step 2: Convert to fraction form
45,161,663.16/62,318,598.30 = 25,578,643.08/x - Step 3: Cross multiply
45,161,663.16x = 62,318,598.30 × 25,578,643.08 - Step 4: Simplify right side
45,161,663.16x = 1,594,025,183,161,594.50 - Step 5: Solve for x
x = 1,594,025,183,161,594.50/45,161,663.16 - Step 6: Final answer
x = 35,295,980.52
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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.