Finding the Fourth Proportional to 32,585,565.25, 48,884,642.12 and 12,389,236.93
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Solution
The fourth proportional to 32,585,565.25, 48,884,642.12 and 12,389,236.93 is: 18,586,248.51
Step by Step Solution
- Step 1: Write the proportion equation
32,585,565.25 : 48,884,642.12 = 12,389,236.93 : x - Step 2: Convert to fraction form
32,585,565.25/48,884,642.12 = 12,389,236.93/x - Step 3: Cross multiply
32,585,565.25x = 48,884,642.12 × 12,389,236.93 - Step 4: Simplify right side
32,585,565.25x = 605,643,413,462,937.50 - Step 5: Solve for x
x = 605,643,413,462,937.50/32,585,565.25 - Step 6: Final answer
x = 18,586,248.51
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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.