Finding the Fourth Proportional to 14,461,863.24, 19,919,060.28 and 10,778,977.14
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Solution
The fourth proportional to 14,461,863.24, 19,919,060.28 and 10,778,977.14 is: 14,846,433.81
Step by Step Solution
- Step 1: Write the proportion equation
14,461,863.24 : 19,919,060.28 = 10,778,977.14 : x - Step 2: Convert to fraction form
14,461,863.24/19,919,060.28 = 10,778,977.14/x - Step 3: Cross multiply
14,461,863.24x = 19,919,060.28 × 10,778,977.14 - Step 4: Simplify right side
14,461,863.24x = 214,707,095,408,402.03 - Step 5: Solve for x
x = 214,707,095,408,402.03/14,461,863.24 - Step 6: Final answer
x = 14,846,433.81
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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.