Finding the Fourth Proportional to 10,366,240.49, 15,549,367.67 and 4,299,343.28
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Solution
The fourth proportional to 10,366,240.49, 15,549,367.67 and 4,299,343.28 is: 6,449,017.80
Step by Step Solution
- Step 1: Write the proportion equation
10,366,240.49 : 15,549,367.67 = 4,299,343.28 : x - Step 2: Convert to fraction form
10,366,240.49/15,549,367.67 = 4,299,343.28/x - Step 3: Cross multiply
10,366,240.49x = 15,549,367.67 × 4,299,343.28 - Step 4: Simplify right side
10,366,240.49x = 66,852,069,400,263.76 - Step 5: Solve for x
x = 66,852,069,400,263.76/10,366,240.49 - Step 6: Final answer
x = 6,449,017.80
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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.