Finding the Fourth Proportional to 14,971,497.30, 22,467,743.55 and 6,457,943.70
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Solution
The fourth proportional to 14,971,497.30, 22,467,743.55 and 6,457,943.70 is: 9,691,443.68
Step by Step Solution
- Step 1: Write the proportion equation
14,971,497.30 : 22,467,743.55 = 6,457,943.70 : x - Step 2: Convert to fraction form
14,971,497.30/22,467,743.55 = 6,457,943.70/x - Step 3: Cross multiply
14,971,497.30x = 22,467,743.55 × 6,457,943.70 - Step 4: Simplify right side
14,971,497.30x = 145,095,422,911,938.16 - Step 5: Solve for x
x = 145,095,422,911,938.16/14,971,497.30 - Step 6: Final answer
x = 9,691,443.68
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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.