Finding the Fourth Proportional to 16,291,218.90, 24,430,607.55 and 4,927,890.90
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Solution
The fourth proportional to 16,291,218.90, 24,430,607.55 and 4,927,890.90 is: 7,389,954.64
Step by Step Solution
- Step 1: Write the proportion equation
16,291,218.90 : 24,430,607.55 = 4,927,890.90 : x - Step 2: Convert to fraction form
16,291,218.90/24,430,607.55 = 4,927,890.90/x - Step 3: Cross multiply
16,291,218.90x = 24,430,607.55 × 4,927,890.90 - Step 4: Simplify right side
16,291,218.90x = 120,391,368,627,116.31 - Step 5: Solve for x
x = 120,391,368,627,116.31/16,291,218.90 - Step 6: Final answer
x = 7,389,954.64
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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.