Finding the Fourth Proportional to 19,115,314.24, 26,379,030.12 and 10,413,465.96
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Solution
The fourth proportional to 19,115,314.24, 26,379,030.12 and 10,413,465.96 is: 14,370,526.62
Step by Step Solution
- Step 1: Write the proportion equation
19,115,314.24 : 26,379,030.12 = 10,413,465.96 : x - Step 2: Convert to fraction form
19,115,314.24/26,379,030.12 = 10,413,465.96/x - Step 3: Cross multiply
19,115,314.24x = 26,379,030.12 × 10,413,465.96 - Step 4: Simplify right side
19,115,314.24x = 274,697,132,212,434.75 - Step 5: Solve for x
x = 274,697,132,212,434.75/19,115,314.24 - Step 6: Final answer
x = 14,370,526.62
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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.