Finding the Fourth Proportional to 8,155,783.36, 12,234,214.50 and 2,399,031.98
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Solution
The fourth proportional to 8,155,783.36, 12,234,214.50 and 2,399,031.98 is: 3,598,706.65
Step by Step Solution
- Step 1: Write the proportion equation
8,155,783.36 : 12,234,214.50 = 2,399,031.98 : x - Step 2: Convert to fraction form
8,155,783.36/12,234,214.50 = 2,399,031.98/x - Step 3: Cross multiply
8,155,783.36x = 12,234,214.50 × 2,399,031.98 - Step 4: Simplify right side
8,155,783.36x = 29,350,271,835,679.71 - Step 5: Solve for x
x = 29,350,271,835,679.71/8,155,783.36 - Step 6: Final answer
x = 3,598,706.65
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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.