Finding the Fourth Proportional to 75,970,709.19, 104,875,726.46 and 50,895,994.14
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Solution
The fourth proportional to 75,970,709.19, 104,875,726.46 and 50,895,994.14 is: 70,260,688.84
Step by Step Solution
- Step 1: Write the proportion equation
75,970,709.19 : 104,875,726.46 = 50,895,994.14 : x - Step 2: Convert to fraction form
75,970,709.19/104,875,726.46 = 50,895,994.14/x - Step 3: Cross multiply
75,970,709.19x = 104,875,726.46 × 50,895,994.14 - Step 4: Simplify right side
75,970,709.19x = 5,337,754,359,081,923 - Step 5: Solve for x
x = 5,337,754,359,081,923/75,970,709.19 - Step 6: Final answer
x = 70,260,688.84
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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.