Finding the Fourth Proportional to 34,953,451.14, 48,256,428.04 and 31,075,236.74
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Solution
The fourth proportional to 34,953,451.14, 48,256,428.04 and 31,075,236.74 is: 42,902,199.26
Step by Step Solution
- Step 1: Write the proportion equation
34,953,451.14 : 48,256,428.04 = 31,075,236.74 : x - Step 2: Convert to fraction form
34,953,451.14/48,256,428.04 = 31,075,236.74/x - Step 3: Cross multiply
34,953,451.14x = 48,256,428.04 × 31,075,236.74 - Step 4: Simplify right side
34,953,451.14x = 1,499,579,925,569,774 - Step 5: Solve for x
x = 1,499,579,925,569,774/34,953,451.14 - Step 6: Final answer
x = 42,902,199.26
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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.