Finding the Fourth Proportional to 5,655,222.01, 7,803,973.11 and 3,076,912.99
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Solution
The fourth proportional to 5,655,222.01, 7,803,973.11 and 3,076,912.99 is: 4,246,013.01
Step by Step Solution
- Step 1: Write the proportion equation
5,655,222.01 : 7,803,973.11 = 3,076,912.99 : x - Step 2: Convert to fraction form
5,655,222.01/7,803,973.11 = 3,076,912.99/x - Step 3: Cross multiply
5,655,222.01x = 7,803,973.11 × 3,076,912.99 - Step 4: Simplify right side
5,655,222.01x = 24,012,146,235,769.70 - Step 5: Solve for x
x = 24,012,146,235,769.70/5,655,222.01 - Step 6: Final answer
x = 4,246,013.01
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1.5x scale
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.