Finding the Fourth Proportional to 56,444,985.74, 84,667,313.90 and 15,504,463.97
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Solution
The fourth proportional to 56,444,985.74, 84,667,313.90 and 15,504,463.97 is: 23,256,650.71
Step by Step Solution
- Step 1: Write the proportion equation
56,444,985.74 : 84,667,313.90 = 15,504,463.97 : x - Step 2: Convert to fraction form
56,444,985.74/84,667,313.90 = 15,504,463.97/x - Step 3: Cross multiply
56,444,985.74x = 84,667,313.90 × 15,504,463.97 - Step 4: Simplify right side
56,444,985.74x = 1,312,721,317,799,230.25 - Step 5: Solve for x
x = 1,312,721,317,799,230.25/56,444,985.74 - Step 6: Final answer
x = 23,256,650.71
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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.