Finding the Fourth Proportional to 16,614,698.05, 22,929,433.73 and 9,273,959.65
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Solution
The fourth proportional to 16,614,698.05, 22,929,433.73 and 9,273,959.65 is: 12,798,706.46
Step by Step Solution
- Step 1: Write the proportion equation
16,614,698.05 : 22,929,433.73 = 9,273,959.65 : x - Step 2: Convert to fraction form
16,614,698.05/22,929,433.73 = 9,273,959.65/x - Step 3: Cross multiply
16,614,698.05x = 22,929,433.73 × 9,273,959.65 - Step 4: Simplify right side
16,614,698.05x = 212,646,643,209,369 - Step 5: Solve for x
x = 212,646,643,209,369/16,614,698.05 - Step 6: Final answer
x = 12,798,706.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.