Finding the Fourth Proportional to 19,144,466.67, 26,429,119.92 and 14,783,763.63
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Solution
The fourth proportional to 19,144,466.67, 26,429,119.92 and 14,783,763.63 is: 20,409,127.53
Step by Step Solution
- Step 1: Write the proportion equation
19,144,466.67 : 26,429,119.92 = 14,783,763.63 : x - Step 2: Convert to fraction form
19,144,466.67/26,429,119.92 = 14,783,763.63/x - Step 3: Cross multiply
19,144,466.67x = 26,429,119.92 × 14,783,763.63 - Step 4: Simplify right side
19,144,466.67x = 390,721,861,846,204.56 - Step 5: Solve for x
x = 390,721,861,846,204.56/19,144,466.67 - Step 6: Final answer
x = 20,409,127.53
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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.