Finding the Fourth Proportional to 10,366,276.01, 15,549,420.92 and 4,299,378.77
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Solution
The fourth proportional to 10,366,276.01, 15,549,420.92 and 4,299,378.77 is: 6,449,071.02
Step by Step Solution
- Step 1: Write the proportion equation
10,366,276.01 : 15,549,420.92 = 4,299,378.77 : x - Step 2: Convert to fraction form
10,366,276.01/15,549,420.92 = 4,299,378.77/x - Step 3: Cross multiply
10,366,276.01x = 15,549,420.92 × 4,299,378.77 - Step 4: Simplify right side
10,366,276.01x = 66,852,850,189,241.86 - Step 5: Solve for x
x = 66,852,850,189,241.86/10,366,276.01 - Step 6: Final answer
x = 6,449,071.02
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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.