Finding the Fourth Proportional to 15,107,996.79, 22,670,788.14 and 6,353,646.39
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Solution
The fourth proportional to 15,107,996.79, 22,670,788.14 and 6,353,646.39 is: 9,534,167.45
Step by Step Solution
- Step 1: Write the proportion equation
15,107,996.79 : 22,670,788.14 = 6,353,646.39 : x - Step 2: Convert to fraction form
15,107,996.79/22,670,788.14 = 6,353,646.39/x - Step 3: Cross multiply
15,107,996.79x = 22,670,788.14 × 6,353,646.39 - Step 4: Simplify right side
15,107,996.79x = 144,042,171,224,165.81 - Step 5: Solve for x
x = 144,042,171,224,165.81/15,107,996.79 - Step 6: Final answer
x = 9,534,167.45
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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.