Finding the Fourth Proportional to 10,368,085.80, 15,546,599.10 and 4,377,685.80
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Solution
The fourth proportional to 10,368,085.80, 15,546,599.10 and 4,377,685.80 is: 6,564,193.95
Step by Step Solution
- Step 1: Write the proportion equation
10,368,085.80 : 15,546,599.10 = 4,377,685.80 : x - Step 2: Convert to fraction form
10,368,085.80/15,546,599.10 = 4,377,685.80/x - Step 3: Cross multiply
10,368,085.80x = 15,546,599.10 × 4,377,685.80 - Step 4: Simplify right side
10,368,085.80x = 68,058,126,118,362.77 - Step 5: Solve for x
x = 68,058,126,118,362.77/10,368,085.80 - Step 6: Final answer
x = 6,564,193.95
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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.