Finding the Fourth Proportional to 49,832,552.80, 74,748,829.20 and 36,395,624.80
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Solution
The fourth proportional to 49,832,552.80, 74,748,829.20 and 36,395,624.80 is: 54,593,437.20
Step by Step Solution
- Step 1: Write the proportion equation
49,832,552.80 : 74,748,829.20 = 36,395,624.80 : x - Step 2: Convert to fraction form
49,832,552.80/74,748,829.20 = 36,395,624.80/x - Step 3: Cross multiply
49,832,552.80x = 74,748,829.20 × 36,395,624.80 - Step 4: Simplify right side
49,832,552.80x = 2,720,530,341,802,484 - Step 5: Solve for x
x = 2,720,530,341,802,484/49,832,552.80 - Step 6: Final answer
x = 54,593,437.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.