Finding the Fourth Proportional to 16,402,442.70, 24,603,664.05 and 14,778,813.90
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Solution
The fourth proportional to 16,402,442.70, 24,603,664.05 and 14,778,813.90 is: 22,168,220.85
Step by Step Solution
- Step 1: Write the proportion equation
16,402,442.70 : 24,603,664.05 = 14,778,813.90 : x - Step 2: Convert to fraction form
16,402,442.70/24,603,664.05 = 14,778,813.90/x - Step 3: Cross multiply
16,402,442.70x = 24,603,664.05 × 14,778,813.90 - Step 4: Simplify right side
16,402,442.70x = 363,612,972,253,070.31 - Step 5: Solve for x
x = 363,612,972,253,070.31/16,402,442.70 - Step 6: Final answer
x = 22,168,220.85
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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.