Finding the Fourth Proportional to 48,852,139.40, 73,306,202.70 and 18,581,726.60
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Solution
The fourth proportional to 48,852,139.40, 73,306,202.70 and 18,581,726.60 is: 27,883,237.73
Step by Step Solution
- Step 1: Write the proportion equation
48,852,139.40 : 73,306,202.70 = 18,581,726.60 : x - Step 2: Convert to fraction form
48,852,139.40/73,306,202.70 = 18,581,726.60/x - Step 3: Cross multiply
48,852,139.40x = 73,306,202.70 × 18,581,726.60 - Step 4: Simplify right side
48,852,139.40x = 1,362,155,816,655,582 - Step 5: Solve for x
x = 1,362,155,816,655,582/48,852,139.40 - Step 6: Final answer
x = 27,883,237.73
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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.