Finding the Fourth Proportional to 40,371,984.75, 55,712,628 and 22,967,958.99
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Solution
The fourth proportional to 40,371,984.75, 55,712,628 and 22,967,958.99 is: 31,695,378.94
Step by Step Solution
- Step 1: Write the proportion equation
40,371,984.75 : 55,712,628 = 22,967,958.99 : x - Step 2: Convert to fraction form
40,371,984.75/55,712,628 = 22,967,958.99/x - Step 3: Cross multiply
40,371,984.75x = 55,712,628 × 22,967,958.99 - Step 4: Simplify right side
40,371,984.75x = 1,279,605,355,129,125.75 - Step 5: Solve for x
x = 1,279,605,355,129,125.75/40,371,984.75 - Step 6: Final answer
x = 31,695,378.94
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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.