Finding the Fourth Proportional to 38,697,873.84, 58,055,208.84 and 11,770,830
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Solution
The fourth proportional to 38,697,873.84, 58,055,208.84 and 11,770,830 is: 17,658,799.47
Step by Step Solution
- Step 1: Write the proportion equation
38,697,873.84 : 58,055,208.84 = 11,770,830 : x - Step 2: Convert to fraction form
38,697,873.84/58,055,208.84 = 11,770,830/x - Step 3: Cross multiply
38,697,873.84x = 58,055,208.84 × 11,770,830 - Step 4: Simplify right side
38,697,873.84x = 683,357,993,870,137.25 - Step 5: Solve for x
x = 683,357,993,870,137.25/38,697,873.84 - Step 6: Final answer
x = 17,658,799.47
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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.