Finding the Fourth Proportional to 11,944,740.60, 16,483,031.82 and 6,787,386.36
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Solution
The fourth proportional to 11,944,740.60, 16,483,031.82 and 6,787,386.36 is: 9,366,189.61
Step by Step Solution
- Step 1: Write the proportion equation
11,944,740.60 : 16,483,031.82 = 6,787,386.36 : x - Step 2: Convert to fraction form
11,944,740.60/16,483,031.82 = 6,787,386.36/x - Step 3: Cross multiply
11,944,740.60x = 16,483,031.82 × 6,787,386.36 - Step 4: Simplify right side
11,944,740.60x = 111,876,705,346,513.98 - Step 5: Solve for x
x = 111,876,705,346,513.98/11,944,740.60 - Step 6: Final answer
x = 9,366,189.61
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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.