Finding the Fourth Proportional to 26,227,566.64, 36,179,511.99 and 18,398,734.89
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Solution
The fourth proportional to 26,227,566.64, 36,179,511.99 and 18,398,734.89 is: 25,380,061.32
Step by Step Solution
- Step 1: Write the proportion equation
26,227,566.64 : 36,179,511.99 = 18,398,734.89 : x - Step 2: Convert to fraction form
26,227,566.64/36,179,511.99 = 18,398,734.89/x - Step 3: Cross multiply
26,227,566.64x = 36,179,511.99 × 18,398,734.89 - Step 4: Simplify right side
26,227,566.64x = 665,657,249,553,586.38 - Step 5: Solve for x
x = 665,657,249,553,586.38/26,227,566.64 - Step 6: Final answer
x = 25,380,061.32
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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.