Finding the Fourth Proportional to 16,402,605.40, 24,603,908.10 and 10,317,605.95
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Solution
The fourth proportional to 16,402,605.40, 24,603,908.10 and 10,317,605.95 is: 15,476,408.93
Step by Step Solution
- Step 1: Write the proportion equation
16,402,605.40 : 24,603,908.10 = 10,317,605.95 : x - Step 2: Convert to fraction form
16,402,605.40/24,603,908.10 = 10,317,605.95/x - Step 3: Cross multiply
16,402,605.40x = 24,603,908.10 × 10,317,605.95 - Step 4: Simplify right side
16,402,605.40x = 253,853,428,605,813.19 - Step 5: Solve for x
x = 253,853,428,605,813.19/16,402,605.40 - Step 6: Final answer
x = 15,476,408.93
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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.