Finding the Fourth Proportional to 10,366,539.35, 15,549,809.03 and 2,793,505.10
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Solution
The fourth proportional to 10,366,539.35, 15,549,809.03 and 2,793,505.10 is: 4,190,257.65
Step by Step Solution
- Step 1: Write the proportion equation
10,366,539.35 : 15,549,809.03 = 2,793,505.10 : x - Step 2: Convert to fraction form
10,366,539.35/15,549,809.03 = 2,793,505.10/x - Step 3: Cross multiply
10,366,539.35x = 15,549,809.03 × 2,793,505.10 - Step 4: Simplify right side
10,366,539.35x = 43,438,470,829,331.05 - Step 5: Solve for x
x = 43,438,470,829,331.05/10,366,539.35 - Step 6: Final answer
x = 4,190,257.65
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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.