Finding the Fourth Proportional to 14,046,331.68, 19,385,511.60 and 7,935,154.08
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Solution
The fourth proportional to 14,046,331.68, 19,385,511.60 and 7,935,154.08 is: 10,951,401.76
Step by Step Solution
- Step 1: Write the proportion equation
14,046,331.68 : 19,385,511.60 = 7,935,154.08 : x - Step 2: Convert to fraction form
14,046,331.68/19,385,511.60 = 7,935,154.08/x - Step 3: Cross multiply
14,046,331.68x = 19,385,511.60 × 7,935,154.08 - Step 4: Simplify right side
14,046,331.68x = 153,827,021,465,627.34 - Step 5: Solve for x
x = 153,827,021,465,627.34/14,046,331.68 - Step 6: Final answer
x = 10,951,401.76
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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.