Finding the Fourth Proportional to 22,674,048.52, 31,280,310.35 and 14,409,681.70
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Solution
The fourth proportional to 22,674,048.52, 31,280,310.35 and 14,409,681.70 is: 19,879,084.02
Step by Step Solution
- Step 1: Write the proportion equation
22,674,048.52 : 31,280,310.35 = 14,409,681.70 : x - Step 2: Convert to fraction form
22,674,048.52/31,280,310.35 = 14,409,681.70/x - Step 3: Cross multiply
22,674,048.52x = 31,280,310.35 × 14,409,681.70 - Step 4: Simplify right side
22,674,048.52x = 450,739,315,620,715.56 - Step 5: Solve for x
x = 450,739,315,620,715.56/22,674,048.52 - Step 6: Final answer
x = 19,879,084.02
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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.