Finding the Fourth Proportional to 42,279,562.68, 58,344,824.76 and 24,637,341.69
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Solution
The fourth proportional to 42,279,562.68, 58,344,824.76 and 24,637,341.69 is: 33,998,965.28
Step by Step Solution
- Step 1: Write the proportion equation
42,279,562.68 : 58,344,824.76 = 24,637,341.69 : x - Step 2: Convert to fraction form
42,279,562.68/58,344,824.76 = 24,637,341.69/x - Step 3: Cross multiply
42,279,562.68x = 58,344,824.76 × 24,637,341.69 - Step 4: Simplify right side
42,279,562.68x = 1,437,461,383,455,292.25 - Step 5: Solve for x
x = 1,437,461,383,455,292.25/42,279,562.68 - Step 6: Final answer
x = 33,998,965.28
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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.