Finding the Fourth Proportional to 22,155,125.67, 30,549,970.94 and 14,405,797.35
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Solution
The fourth proportional to 22,155,125.67, 30,549,970.94 and 14,405,797.35 is: 19,864,328.32
Step by Step Solution
- Step 1: Write the proportion equation
22,155,125.67 : 30,549,970.94 = 14,405,797.35 : x - Step 2: Convert to fraction form
22,155,125.67/30,549,970.94 = 14,405,797.35/x - Step 3: Cross multiply
22,155,125.67x = 30,549,970.94 × 14,405,797.35 - Step 4: Simplify right side
22,155,125.67x = 440,096,690,338,000 - Step 5: Solve for x
x = 440,096,690,338,000/22,155,125.67 - Step 6: Final answer
x = 19,864,328.32
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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.