Finding the Fourth Proportional to 77,456,026.24, 106,891,232.96 and 42,175,765.46
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Solution
The fourth proportional to 77,456,026.24, 106,891,232.96 and 42,175,765.46 is: 58,203,600.03
Step by Step Solution
- Step 1: Write the proportion equation
77,456,026.24 : 106,891,232.96 = 42,175,765.46 : x - Step 2: Convert to fraction form
77,456,026.24/106,891,232.96 = 42,175,765.46/x - Step 3: Cross multiply
77,456,026.24x = 106,891,232.96 × 42,175,765.46 - Step 4: Simplify right side
77,456,026.24x = 4,508,219,571,423,849 - Step 5: Solve for x
x = 4,508,219,571,423,849/77,456,026.24 - Step 6: Final answer
x = 58,203,600.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.