Finding the Fourth Proportional to 54,183,355.99, 74,774,694.71 and 31,852,246.70
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Solution
The fourth proportional to 54,183,355.99, 74,774,694.71 and 31,852,246.70 is: 43,957,078.33
Step by Step Solution
- Step 1: Write the proportion equation
54,183,355.99 : 74,774,694.71 = 31,852,246.70 : x - Step 2: Convert to fraction form
54,183,355.99/74,774,694.71 = 31,852,246.70/x - Step 3: Cross multiply
54,183,355.99x = 74,774,694.71 × 31,852,246.70 - Step 4: Simplify right side
54,183,355.99x = 2,381,742,023,086,672.50 - Step 5: Solve for x
x = 2,381,742,023,086,672.50/54,183,355.99 - Step 6: Final answer
x = 43,957,078.33
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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.