Finding the Fourth Proportional to 16,402,720.10, 24,603,950.55 and 4,272,160.10
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Solution
The fourth proportional to 16,402,720.10, 24,603,950.55 and 4,272,160.10 is: 6,408,206.40
Step by Step Solution
- Step 1: Write the proportion equation
16,402,720.10 : 24,603,950.55 = 4,272,160.10 : x - Step 2: Convert to fraction form
16,402,720.10/24,603,950.55 = 4,272,160.10/x - Step 3: Cross multiply
16,402,720.10x = 24,603,950.55 × 4,272,160.10 - Step 4: Simplify right side
16,402,720.10x = 105,112,015,842,083.05 - Step 5: Solve for x
x = 105,112,015,842,083.05/16,402,720.10 - Step 6: Final answer
x = 6,408,206.40
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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.