Finding the Fourth Proportional to 20,550,258, 30,822,729.57 and 9,774,405.99
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Solution
The fourth proportional to 20,550,258, 30,822,729.57 and 9,774,405.99 is: 14,660,345.02
Step by Step Solution
- Step 1: Write the proportion equation
20,550,258 : 30,822,729.57 = 9,774,405.99 : x - Step 2: Convert to fraction form
20,550,258/30,822,729.57 = 9,774,405.99/x - Step 3: Cross multiply
20,550,258x = 30,822,729.57 × 9,774,405.99 - Step 4: Simplify right side
20,550,258x = 301,273,872,537,158.12 - Step 5: Solve for x
x = 301,273,872,537,158.12/20,550,258 - Step 6: Final answer
x = 14,660,345.02
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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.