Finding the Fourth Proportional to 15,102,574.40, 22,652,824.80 and 4,867,284.80
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Solution
The fourth proportional to 15,102,574.40, 22,652,824.80 and 4,867,284.80 is: 7,300,593.06
Step by Step Solution
- Step 1: Write the proportion equation
15,102,574.40 : 22,652,824.80 = 4,867,284.80 : x - Step 2: Convert to fraction form
15,102,574.40/22,652,824.80 = 4,867,284.80/x - Step 3: Cross multiply
15,102,574.40x = 22,652,824.80 × 4,867,284.80 - Step 4: Simplify right side
15,102,574.40x = 110,257,749,826,103.05 - Step 5: Solve for x
x = 110,257,749,826,103.05/15,102,574.40 - Step 6: Final answer
x = 7,300,593.06
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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.