Finding the Fourth Proportional to 18,058,220.10, 27,087,330.15 and 6,696,317.70
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Solution
The fourth proportional to 18,058,220.10, 27,087,330.15 and 6,696,317.70 is: 10,044,476.55
Step by Step Solution
- Step 1: Write the proportion equation
18,058,220.10 : 27,087,330.15 = 6,696,317.70 : x - Step 2: Convert to fraction form
18,058,220.10/27,087,330.15 = 6,696,317.70/x - Step 3: Cross multiply
18,058,220.10x = 27,087,330.15 × 6,696,317.70 - Step 4: Simplify right side
18,058,220.10x = 181,385,368,329,188.66 - Step 5: Solve for x
x = 181,385,368,329,188.66/18,058,220.10 - Step 6: Final answer
x = 10,044,476.55
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Similar ratio
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1.5x scale
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.