Finding the Fourth Proportional to 11,803,328.10, 16,289,422.74 and 6,576,675.12
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Solution
The fourth proportional to 11,803,328.10, 16,289,422.74 and 6,576,675.12 is: 9,076,274.11
Step by Step Solution
- Step 1: Write the proportion equation
11,803,328.10 : 16,289,422.74 = 6,576,675.12 : x - Step 2: Convert to fraction form
11,803,328.10/16,289,422.74 = 6,576,675.12/x - Step 3: Cross multiply
11,803,328.10x = 16,289,422.74 × 6,576,675.12 - Step 4: Simplify right side
11,803,328.10x = 107,130,241,253,320.23 - Step 5: Solve for x
x = 107,130,241,253,320.23/11,803,328.10 - Step 6: Final answer
x = 9,076,274.11
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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.