Finding the Fourth Proportional to 18,071,618.08, 24,938,833.08 and 9,922,856.08
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Solution
The fourth proportional to 18,071,618.08, 24,938,833.08 and 9,922,856.08 is: 13,693,541.46
Step by Step Solution
- Step 1: Write the proportion equation
18,071,618.08 : 24,938,833.08 = 9,922,856.08 : x - Step 2: Convert to fraction form
18,071,618.08/24,938,833.08 = 9,922,856.08/x - Step 3: Cross multiply
18,071,618.08x = 24,938,833.08 × 9,922,856.08 - Step 4: Simplify right side
18,071,618.08x = 247,464,451,455,983.12 - Step 5: Solve for x
x = 247,464,451,455,983.12/18,071,618.08 - Step 6: Final answer
x = 13,693,541.46
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1.5x scale
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.