Finding the Fourth Proportional to 22,235,183.84, 33,358,526.06 and 13,020,937.92
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Solution
The fourth proportional to 22,235,183.84, 33,358,526.06 and 13,020,937.92 is: 19,534,774.25
Step by Step Solution
- Step 1: Write the proportion equation
22,235,183.84 : 33,358,526.06 = 13,020,937.92 : x - Step 2: Convert to fraction form
22,235,183.84/33,358,526.06 = 13,020,937.92/x - Step 3: Cross multiply
22,235,183.84x = 33,358,526.06 × 13,020,937.92 - Step 4: Simplify right side
22,235,183.84x = 434,359,296,864,857.50 - Step 5: Solve for x
x = 434,359,296,864,857.50/22,235,183.84 - Step 6: Final answer
x = 19,534,774.25
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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.