Finding the Fourth Proportional to 18,446,560.56, 27,711,831.24 and 13,344,726.96
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Solution
The fourth proportional to 18,446,560.56, 27,711,831.24 and 13,344,726.96 is: 20,047,467.40
Step by Step Solution
- Step 1: Write the proportion equation
18,446,560.56 : 27,711,831.24 = 13,344,726.96 : x - Step 2: Convert to fraction form
18,446,560.56/27,711,831.24 = 13,344,726.96/x - Step 3: Cross multiply
18,446,560.56x = 27,711,831.24 × 13,344,726.96 - Step 4: Simplify right side
18,446,560.56x = 369,806,821,459,398.25 - Step 5: Solve for x
x = 369,806,821,459,398.25/18,446,560.56 - Step 6: Final answer
x = 20,047,467.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.